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Hi can you help me with these math questions ?
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2 votes
Hi can you help me with these math questions ?

Hi can you help me with these math questions ?-example-1
User Bruno Conde
by
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1 Answer

5 votes

Answer:

Explanation:

3) 5x - 3 + 8x - 4 = 5x + 8x - 3 - 4

= 13x - 7

Answer: D

4) Perimeter = sum of all the sides

= x + 1 + x +3 + x - 2 + 2x + 4

= x + x + x + 2x + 1 + 3 - 2 + 4

= 5x + 6

A

5) 4x - 7 - 2 + 3x = 4x + 3x - 7 -2

= 7x - 9

C

User IllSc
by
5.1k points
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