Respuesta :

Answer: a=7

Explanation:
4a+10=38
subtract 10 from both sides
4a=28
divide by 4 on both sides
a=7

4a + 10 = 38

4a = 38 - 10

4a = 28

a = 28 ÷ 4

a = 7

The conclusion :

4a + 10 = 38 <=> 4(7) + 10 = 38

a = 7

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