naimachavez2005 naimachavez2005

12-08-2021
Mathematics

contestada

7(8+a)=189 please help and give me step by step

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eunice1234 eunice1234

12-08-2021

Answer: a = 19

Step-by-step explanation:

Given

7 (8 + a) = 189

Divide 7 on both sides

7 (8 + a) / 7 = 189 / 7

8 + a = 27

Subtract 8 on both sides

8 + a - 8 = 27 - 8

a = 19

Hope this helps!! :)

Please let me know if you have any questions

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MathWeWe MathWeWe

12-08-2021

Well, we can use the distributive property:
56 + 7a = 189
7a = 133
a = 19

Answer Link

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