4(x-4)+3x-6=21

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Solution for 4(x-4)+3x-6=21 equation:


Simplifying
4(x + -4) + 3x + -6 = 21

Reorder the terms:
4(-4 + x) + 3x + -6 = 21
(-4 * 4 + x * 4) + 3x + -6 = 21
(-16 + 4x) + 3x + -6 = 21

Reorder the terms:
-16 + -6 + 4x + 3x = 21

Combine like terms: -16 + -6 = -22
-22 + 4x + 3x = 21

Combine like terms: 4x + 3x = 7x
-22 + 7x = 21

Solving
-22 + 7x = 21

Solving for variable 'x'.

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

Add '22' to each side of the equation.
-22 + 22 + 7x = 21 + 22

Combine like terms: -22 + 22 = 0
0 + 7x = 21 + 22
7x = 21 + 22

Combine like terms: 21 + 22 = 43
7x = 43

Divide each side by '7'.
x = 6.142857143

Simplifying
x = 6.142857143

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