i ready grade 8 math classroom

please help asap!!!!

I Ready Grade 8 Math Classroom Please Help Asap!!!!

Answers

Answer 1

Answer:

use tiger math and use the camera feature it shows steps also I know teachers can be a pain in the butt i go to high school this year so yeah


Related Questions

kwasi thought of a number, multiplied it by7/2 and added 16 to the results.if the final answer was 30.what number did he think of​

Answers

Answer:

4

Step-by-step explanation:

represent the number he thought of with x

[tex] \frac{7}{2} x + 16 = 30[/tex]

multiply through with the LCM which is 2[tex]2 \times \frac{7}{2}x + 16 \times 2 = 30 \times 2 [/tex][tex]7x + 32 = 60 [/tex][tex]7x = 60 - 32[/tex][tex]7x = 28[/tex][tex] \frac{7x}{7} = \frac{28}{7} [/tex][tex]x = 4[/tex]

please help me !!!!!!

Answers

Answer:

Step one

Step-by-step explanation:

she forgot to do -4×-3 in the parentheses

I has to be step one

HELP PLEASE
/8th grade mathhhh

Answers

Answer:

The answer is 56

Step-by-step explanation:

180-124=56

Hi, if you could help that would be great :)

Answers

Answer:

Similar

Step-by-step explanation:

12/7.2 =1.66666666 Use ratios to determine if they are similar using SSS similarity.

18/10.8 =1.6666666

10/6 =1.666666666 They are similar b/c all the sides are proportional to one another.

Answer:

Similar

Step-by-step explanation:

each of the sides are proportionate

Helppppppppppppppppp​

Answers

yes

Step-by-step explanation:

i think............

Answer:

no

Step-by-step explanation:

1=x and 9=y so 1+8=9 and 9=9

Use the figure to find the measures of the numbered angles.



m∠1=
∘, m∠2=
∘, m∠3=
∘, m∠4=
∘, m∠5=
∘, m∠6=
∘, m∠7=

Answers

Step-by-step explanation:

consider 61°=m angle 8

angle 1=angle 8........ corresponding angle

angle 1=61°

angle 2+angle 1=180°.........angles in linear pair

180-61

angle 2=119°

angle 3=angle 8 alternate angle

angle 3=61°

angle 4=angle 2............ opposite angles

angle 4=119°

angle 5=angle 4......... alternate angles

angle 5=119°

angle 6=angle 8......... opposite angles

angle 6=61°

angle 7=angle 5.......... opposite angles

angle 7=119°

Given: x = 11 when y = 99. If y varies directly as x, find x when y= 144

Answers

Answer:

x=16

Step-by-step explanation:

11×9=99, so variaton is 9x=y. that means y=x/9

144/9=16

(6x – 11) - ( -7x + 3)

Answers

Answer:

13x-14

Step-by-step explanation:

i just had to solve it

400 sayısının %43 fazlası kaç eder​

Answers

Answer:

cevap =560...........

Rewrite the equation below so that it does not have fractions.

4-(3)/(4)x=(5)/(6)

Do not use decimals in your answer. PLS HELPPP

Answers

Answer:

9x=38

Step-by-step explanation:

David has 1,327.00 on his checking account. if he writes a check for 1,987.00, what will David's balance be​

Answers

The answer is negative 660    (-660)

armando and his 3 friends ordered a 4 foot sub for 25.99,4 large drinks for 1.79 each,and a salad for 5.89 what is the total cost?

Answers

Answer:

$39.04

Step-by-step explanation:

1.79×4=7.16

total cost->7.16+25.99+5.99=39.04

pls solve #4. very important

Answers

Answer:

Q2ΔABC~ΔDEC

Ratios of corresponding sides are equal:

DE/AB = DC/ACDE/40 = 15/(15 +9)DE = 40*15/24DE = 25Q3ΔABD~ΔBCD

Ratios:

AD/BD = BD/DCAD*DC = BD²16*(20 - 16) = BD²64 = BD²8 = BDQ4

If ΔABC ~ ΔXYZ, the ratios below should be equal:

AC/XZ = BC/YZ10/15 = 18/242/3 = 3/4

Ratios are different so the triangles are not similar

What is the value of x in the figure below

Answers

Answer:

x=9

Step-by-step explanation:

3x+9=35

3x+9-9=35-9

3x=27

3x/3=27/3

x=9

Answer:

Step-by-step explanation:

3x+8 = 35

3x = 27

x =  9°

Evaluate the function f(x)=2x-7 using the values given below. f(-3)=

Answers

Answer:

-13

Step-by-step explanation:

f(x)=2x-7

f(-3)=2(-3)-7=-6-7=-13

u + 4u (u = 6) Answer please






What're yu still doing up? *_*

Answers

30 is the correct answer also I’ve downed coffee and monster

u + 4u = ?

According to the question, the value of u is 6.

6 + 4(6) = 6 + 24 = 30

u + 4u = 30 (If the value of u is 6)

Graph the inequality x 2.

Answers

Answer:

2 CLOSED CIRCLE--------->

Step-by-step explanation:

closed circle on two and go the right

Answer:

--|--|--*--|--|--|--|--|--|--|--|

 0 1 2 3 4 5 6 7 8 9 10

Step-by-step explanation:

you would put a closed dot on 2 and make a line going right

i really need help on these guys i am failing

Answers

Answer: (Photo)

Step-by-step explanation:

Since the +2 is the b in y=mx+b that goes on the y axis then you use the fraction to get the rise and run then graph.

help me now please hurry. inna rush

Answers

Answer:

A

Step-by-step explanation:


A
explanation - i did this

Find the value of x.

Answers

can’t see the question

2. What are the zeroes of P(x) = x3 – 6x2 – x +62
-6, -1, 1
A.
C. 6, -1, 1
B. -6, -1, -1
D. 6, 1, 1​

Answers

Step-by-step explanation:

if u mean (x^3 -6x^2 -x- 6) then the answer is C

(6,-1,1)

..................,..........

but if u mean P(x) = x3 – 6x2 – x +62

then the answer is None of the above

-2.724

4.361+1.9328i

4.361+1.9328i

HELP, i’m really struggling and having a hard time

Answers

Answer:

G

Step-by-step explanation:

Plzzzz help me plzzz help

Answers

Answer:

D

Step-by-step explanation:

Answer:

ITS D

Step-by-step explanation:

A monomial only has one number. Mono meaning 1.

Find the area of a sector with a central angle of 7.2 radians and a radius of 14 units

Please include steps

Answers

Answer:

[tex]\boxed {\boxed {\sf a= 705.6 \ units^2 }}[/tex]

Step-by-step explanation:

Since we are given the central angle in radians, we should use this formula for the sector area:

[tex]a=\frac{1}{2}r^2 \theta[/tex]

where r is the radius and θ is the angle in radians.

The radius is 14 units and the angle is 7.2 radians.

[tex]r= 14 \ units \\\theta= 7.2[/tex]

Substitute the values into the formula.

[tex]a= \frac{1}{2} (14 \ units)^2 (7.2)[/tex]

Solve the exponent.

(14 units)²= 14 units* 14 units =196 units²

[tex]a=\frac{ 1}{2} (196 \ units^2)(7.2)[/tex]

[tex]a=\frac{ 1}{2}(1411.2 \ units^2)[/tex]

Multiply by 1/2 or divide by 2.

[tex]a= 705.6 \ units^2[/tex]

The area of the sector is 705.6 square units.

Write the equation of a parabola in factored form if the x-intercepts are (3,0) and (-5,0) with a maximum point at ( -1,8)

Answers

Answer:

y = - [tex]\frac{1}{2}[/tex] (x - 3)(x + 5)

Step-by-step explanation:

Given the x- intercepts are x = 3 and x = - 5 then the corresponding factors are

(x - 3) and (x + 5)

The equation is the the product of the factors, that is

y = a(x - 3)(x + 5)  ← a is a multiplier

To find a substitute (- 1, 8) into the equation

8 = a(- 1 - 3)(- 1 + 5) = a(- 4)(4) = - 16a ( divide both sides by - 16 )

- [tex]\frac{1}{2}[/tex] = a

Then

y = - [tex]\frac{1}{2}[/tex] (x - 3)(x + 5) ← in factored form

okay so the problem is "A circle is centered at the point (-3,2) and passes through the point (1,5). The radius of the circle is ( ) units. the point (-7, ) lies kn this circle. I'm not sure how to find the answer.​

Answers

Answer:

A circle is centered at the point (-3,2) and passes through the point (1,5). The radius of the circle is (5 ) units. the point (-7, -1) and point (-7, 5) lies in this circle.

Step-by-step explanation:

equation of circle is

(X-center_X)^2 + (y-center_Y)^2 = r^2

==> (x+3)^2 + (y-2)^2 = r^2

Now it passes 1,5 so

4^2+3^2 = 5^2

==> r = 5

when x = -7

y = -1 or 5

Which of the following is an example of polynomial function?​

Answers

Answer:

it's not showings the "following" part

Select ALL the side lengths that make a right triangle. *
3,6,7
1,2,4
3,4,5
5,9,10

Answers

3,4,5 is correct

as we know that ,

3² + 4² = 5²

9 + 16 = 5²

25 = 25

hence . 3,4,5 is correct

Answer:

I'm pretty sure it's 3,4,5 but I'm not sure (is it in cm,mm etc?)

If you are standing 300ft from a building and the building is 200 ft tall, what is the angle of elevation formed with the ground when you look up and see the top of the building.

Plz help me out

Answers

The answer is 49.2ft I think

VERY DIFFICULT!! HELP NEEDED

Answers

Answer:

4 dogs....hope it helps u

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