5 x 3 - 2 = 13
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5x-2=13 +2 +2 5x=15 x=3
[5x+13]
If 5x plus 3y equals 13, the x equals 2 and y equals 1. This is because 5x2=10 and 3x1=3, and 10+3=13.
a linear equation solution 5x-37=13 5x=13+37 5x=50 x=10
3x+7=5x-13 ----> 3x-5x=-13-7 ----> -2x=-6 -----> x=3