3(2x-1)-4(x+7)=

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Solution for 3(2x-1)-4(x+7)= equation:


Simplifying
3(2x + -1) + -4(x + 7) = 0

Reorder the terms:
3(-1 + 2x) + -4(x + 7) = 0
(-1 * 3 + 2x * 3) + -4(x + 7) = 0
(-3 + 6x) + -4(x + 7) = 0

Reorder the terms:
-3 + 6x + -4(7 + x) = 0
-3 + 6x + (7 * -4 + x * -4) = 0
-3 + 6x + (-28 + -4x) = 0

Reorder the terms:
-3 + -28 + 6x + -4x = 0

Combine like terms: -3 + -28 = -31
-31 + 6x + -4x = 0

Combine like terms: 6x + -4x = 2x
-31 + 2x = 0

Solving
-31 + 2x = 0

Solving for variable 'x'.

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

Add '31' to each side of the equation.
-31 + 31 + 2x = 0 + 31

Combine like terms: -31 + 31 = 0
0 + 2x = 0 + 31
2x = 0 + 31

Combine like terms: 0 + 31 = 31
2x = 31

Divide each side by '2'.
x = 15.5

Simplifying
x = 15.5

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