4x+7(3x-9)=112

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Solution for 4x+7(3x-9)=112 equation:


Simplifying
4x + 7(3x + -9) = 112

Reorder the terms:
4x + 7(-9 + 3x) = 112
4x + (-9 * 7 + 3x * 7) = 112
4x + (-63 + 21x) = 112

Reorder the terms:
-63 + 4x + 21x = 112

Combine like terms: 4x + 21x = 25x
-63 + 25x = 112

Solving
-63 + 25x = 112

Solving for variable 'x'.

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

Add '63' to each side of the equation.
-63 + 63 + 25x = 112 + 63

Combine like terms: -63 + 63 = 0
0 + 25x = 112 + 63
25x = 112 + 63

Combine like terms: 112 + 63 = 175
25x = 175

Divide each side by '25'.
x = 7

Simplifying
x = 7

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