5x+4x+7x-1=15

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Solution for 5x+4x+7x-1=15 equation:


Simplifying
5x + 4x + 7x + -1 = 15

Reorder the terms:
-1 + 5x + 4x + 7x = 15

Combine like terms: 5x + 4x = 9x
-1 + 9x + 7x = 15

Combine like terms: 9x + 7x = 16x
-1 + 16x = 15

Solving
-1 + 16x = 15

Solving for variable 'x'.

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

Add '1' to each side of the equation.
-1 + 1 + 16x = 15 + 1

Combine like terms: -1 + 1 = 0
0 + 16x = 15 + 1
16x = 15 + 1

Combine like terms: 15 + 1 = 16
16x = 16

Divide each side by '16'.
x = 1

Simplifying
x = 1

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