X+7=-3X+28

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Solution for X+7=-3X+28 equation:


Simplifying
X + 7 = -3X + 28

Reorder the terms:
7 + X = -3X + 28

Reorder the terms:
7 + X = 28 + -3X

Solving
7 + X = 28 + -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.
7 + X + 3X = 28 + -3X + 3X

Combine like terms: X + 3X = 4X
7 + 4X = 28 + -3X + 3X

Combine like terms: -3X + 3X = 0
7 + 4X = 28 + 0
7 + 4X = 28

Add '-7' to each side of the equation.
7 + -7 + 4X = 28 + -7

Combine like terms: 7 + -7 = 0
0 + 4X = 28 + -7
4X = 28 + -7

Combine like terms: 28 + -7 = 21
4X = 21

Divide each side by '4'.
X = 5.25

Simplifying
X = 5.25

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