7x+21-2x=11+4x+25

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Solution for 7x+21-2x=11+4x+25 equation:


Simplifying
7x + 21 + -2x = 11 + 4x + 25

Reorder the terms:
21 + 7x + -2x = 11 + 4x + 25

Combine like terms: 7x + -2x = 5x
21 + 5x = 11 + 4x + 25

Reorder the terms:
21 + 5x = 11 + 25 + 4x

Combine like terms: 11 + 25 = 36
21 + 5x = 36 + 4x

Solving
21 + 5x = 36 + 4x

Solving for variable 'x'.

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

Add '-4x' to each side of the equation.
21 + 5x + -4x = 36 + 4x + -4x

Combine like terms: 5x + -4x = 1x
21 + 1x = 36 + 4x + -4x

Combine like terms: 4x + -4x = 0
21 + 1x = 36 + 0
21 + 1x = 36

Add '-21' to each side of the equation.
21 + -21 + 1x = 36 + -21

Combine like terms: 21 + -21 = 0
0 + 1x = 36 + -21
1x = 36 + -21

Combine like terms: 36 + -21 = 15
1x = 15

Divide each side by '1'.
x = 15

Simplifying
x = 15

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