7th grade math help me please :)

asked Mar 4, 2022 194k views

23 votes

5.4k points

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9 votes

Answer:

7x + 1 and 2a - 1

Explanation:

(a)

2x + 1 + 5x ← collect like terms

= (2x + 5x) + 1

= 7x + 1

(b)

- 3a + 2 + 5a - 3 ← collect like terms

= (- 3a + 5a) + (2 - 3)

= 2a + (- 1)

= 2a - 1

Sonu Sanjeev answered Mar 9, 2022

5.3k points

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