2x + 12 ≤ 90 how do i solve that mathmatically and how do i solve that step by step with explanation

Question

2x + 12 ≤ 90            how do i solve that mathmatically           and how do i solve that step by step with explanation

Nikolaos P. · Accepted Answer

You subtract 12 from each side to arrive at 2x<=90-12=78. Then we divide both sides by 2 to arrive at x<=78/2=39 which is the answer.

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