prettykeira137 prettykeira137

23-11-2021
Mathematics

contestada

5 (2a + 6) - a = 129

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itsblade2024 itsblade2024

23-11-2021

a=11 because 5*2a= 10a and 5*6=30 so now u have 10a+30-a=129. Combine like terms to get 9a. 9a+30=129 subtract 30 from 129 to get 99. Now u have 9a=99. Divide 9 on both sides to get a=11

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jillianspeakman04 jillianspeakman04

23-11-2021

5(2a+6)-a=129
10a + 30 - a =129
10a - a = 129 - 30
9a = 99
a = 11

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