3(x-2)+4x=40

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Solution for 3(x-2)+4x=40 equation:


Simplifying
3(x + -2) + 4x = 40

Reorder the terms:
3(-2 + x) + 4x = 40
(-2 * 3 + x * 3) + 4x = 40
(-6 + 3x) + 4x = 40

Combine like terms: 3x + 4x = 7x
-6 + 7x = 40

Solving
-6 + 7x = 40

Solving for variable 'x'.

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

Add '6' to each side of the equation.
-6 + 6 + 7x = 40 + 6

Combine like terms: -6 + 6 = 0
0 + 7x = 40 + 6
7x = 40 + 6

Combine like terms: 40 + 6 = 46
7x = 46

Divide each side by '7'.
x = 6.571428571

Simplifying
x = 6.571428571

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