45x-(5x-7)=39

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Solution for 45x-(5x-7)=39 equation:


Simplifying
45x + -1(5x + -7) = 39

Reorder the terms:
45x + -1(-7 + 5x) = 39
45x + (-7 * -1 + 5x * -1) = 39
45x + (7 + -5x) = 39

Reorder the terms:
7 + 45x + -5x = 39

Combine like terms: 45x + -5x = 40x
7 + 40x = 39

Solving
7 + 40x = 39

Solving for variable 'x'.

Move all terms containing x to the left, all other terms to the right.

Add '-7' to each side of the equation.
7 + -7 + 40x = 39 + -7

Combine like terms: 7 + -7 = 0
0 + 40x = 39 + -7
40x = 39 + -7

Combine like terms: 39 + -7 = 32
40x = 32

Divide each side by '40'.
x = 0.8

Simplifying
x = 0.8

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