Question

Please help! Will give medal+fan!



1. What is the value of x?

4(6 + 7) = 4 • 6 + x • 7

2.
Which expressions show how 5 • 37 can be rewritten using the distributive property?

Choose all answers that are correct.

A.
5 • 30 + 7

B.
5 • 30 + 5 • 7

C.
5 • 40 – 5 • 7

D.
5 • 40 – 5 • 3

3.
Simplify:

5x3 – 2x2 + x + 4x3

A.
8x3

B.
9x6– 2x2+ x

C.
9x3– 2x2+ x

D.
5x3– 2x2+ x + 4x3 (the expression cannot be simplified)

Thanks :D

Answer 1

what grade are you in

Answer 2

@Improvement 8th grade

Answer 3

this is for 5th graders

Answer 4

5th grade students

Answer 5

@Improvement , stop bragging and if you know how to answer it, answer it

Answer 6

\[4(6+7)=4.6+x.7\]
This is the same as
\[4(6+7)=(4\times6)+(x \times7)\]
\[4(13)=24+7x\]
\[52=24+7x\]
\[52-24=7x\]
\[28=7x\]
\[4=x \]

Answer 7

I dont know number 2

Answer 8

\[5\times3-2\times2+x+4\times3\]
\[15-4+x+12\]
\[15+12-4+x\]
\[23+x \]
which is similar to choice C