3(15+x)=4x

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Solution for 3(15+x)=4x equation:


Simplifying
3(15 + x) = 4x
(15 * 3 + x * 3) = 4x
(45 + 3x) = 4x

Solving
45 + 3x = 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.
45 + 3x + -4x = 4x + -4x

Combine like terms: 3x + -4x = -1x
45 + -1x = 4x + -4x

Combine like terms: 4x + -4x = 0
45 + -1x = 0

Add '-45' to each side of the equation.
45 + -45 + -1x = 0 + -45

Combine like terms: 45 + -45 = 0
0 + -1x = 0 + -45
-1x = 0 + -45

Combine like terms: 0 + -45 = -45
-1x = -45

Divide each side by '-1'.
x = 45

Simplifying
x = 45

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