2x+3x+45=4+7x+15

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Solution for 2x+3x+45=4+7x+15 equation:


Simplifying
2x + 3x + 45 = 4 + 7x + 15

Reorder the terms:
45 + 2x + 3x = 4 + 7x + 15

Combine like terms: 2x + 3x = 5x
45 + 5x = 4 + 7x + 15

Reorder the terms:
45 + 5x = 4 + 15 + 7x

Combine like terms: 4 + 15 = 19
45 + 5x = 19 + 7x

Solving
45 + 5x = 19 + 7x

Solving for variable 'x'.

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

Add '-7x' to each side of the equation.
45 + 5x + -7x = 19 + 7x + -7x

Combine like terms: 5x + -7x = -2x
45 + -2x = 19 + 7x + -7x

Combine like terms: 7x + -7x = 0
45 + -2x = 19 + 0
45 + -2x = 19

Add '-45' to each side of the equation.
45 + -45 + -2x = 19 + -45

Combine like terms: 45 + -45 = 0
0 + -2x = 19 + -45
-2x = 19 + -45

Combine like terms: 19 + -45 = -26
-2x = -26

Divide each side by '-2'.
x = 13

Simplifying
x = 13

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