x+3(-1y+50)=m

Solution for x+3(-1y+50)=m equation:

Simplifying
x + 3(-1y + 50) = m

Reorder the terms:
x + 3(50 + -1y) = m
x + (50 * 3 + -1y * 3) = m
x + (150 + -3y) = m

Reorder the terms:
150 + x + -3y = m

Solving
150 + x + -3y = m

Solving for variable 'x'.

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

Add '-150' to each side of the equation.
150 + x + -150 + -3y = -150 + m

Reorder the terms:
150 + -150 + x + -3y = -150 + m

Combine like terms: 150 + -150 = 0
0 + x + -3y = -150 + m
x + -3y = -150 + m

Add '3y' to each side of the equation.
x + -3y + 3y = -150 + m + 3y

Combine like terms: -3y + 3y = 0
x + 0 = -150 + m + 3y
x = -150 + m + 3y

Simplifying
x = -150 + m + 3y