145+x=3x+4

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Solution for 145+x=3x+4 equation:


Simplifying
145 + x = 3x + 4

Reorder the terms:
145 + x = 4 + 3x

Solving
145 + x = 4 + 3x

Solving for variable 'x'.

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

Add '-3x' to each side of the equation.
145 + x + -3x = 4 + 3x + -3x

Combine like terms: x + -3x = -2x
145 + -2x = 4 + 3x + -3x

Combine like terms: 3x + -3x = 0
145 + -2x = 4 + 0
145 + -2x = 4

Add '-145' to each side of the equation.
145 + -145 + -2x = 4 + -145

Combine like terms: 145 + -145 = 0
0 + -2x = 4 + -145
-2x = 4 + -145

Combine like terms: 4 + -145 = -141
-2x = -141

Divide each side by '-2'.
x = 70.5

Simplifying
x = 70.5

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