Question

a+a=15 7th std alegebric expressions

Answer 1

Hey mate here is your answer ⤵⤵⤵⤵

$\sf a+a=15 \\ \\ \sf 2a=15 \\ \\ \sf a=\dfrac {15}{2} \\ \\ \sf a=7.5$

❤hope it helps you ❤

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Answer 2

a+a = 15
=2a=15
=15÷2a
= 7.5