X-5+3X-5=90

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Solution for X-5+3X-5=90 equation:


Simplifying
X + -5 + 3X + -5 = 90

Reorder the terms:
-5 + -5 + X + 3X = 90

Combine like terms: -5 + -5 = -10
-10 + X + 3X = 90

Combine like terms: X + 3X = 4X
-10 + 4X = 90

Solving
-10 + 4X = 90

Solving for variable 'X'.

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

Add '10' to each side of the equation.
-10 + 10 + 4X = 90 + 10

Combine like terms: -10 + 10 = 0
0 + 4X = 90 + 10
4X = 90 + 10

Combine like terms: 90 + 10 = 100
4X = 100

Divide each side by '4'.
X = 25

Simplifying
X = 25

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