4x+x+1=7(x-3)

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Solution for 4x+x+1=7(x-3) equation:


Simplifying
4x + x + 1 = 7(x + -3)

Reorder the terms:
1 + 4x + x = 7(x + -3)

Combine like terms: 4x + x = 5x
1 + 5x = 7(x + -3)

Reorder the terms:
1 + 5x = 7(-3 + x)
1 + 5x = (-3 * 7 + x * 7)
1 + 5x = (-21 + 7x)

Solving
1 + 5x = -21 + 7x

Solving for variable 'x'.

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

Add '-7x' to each side of the equation.
1 + 5x + -7x = -21 + 7x + -7x

Combine like terms: 5x + -7x = -2x
1 + -2x = -21 + 7x + -7x

Combine like terms: 7x + -7x = 0
1 + -2x = -21 + 0
1 + -2x = -21

Add '-1' to each side of the equation.
1 + -1 + -2x = -21 + -1

Combine like terms: 1 + -1 = 0
0 + -2x = -21 + -1
-2x = -21 + -1

Combine like terms: -21 + -1 = -22
-2x = -22

Divide each side by '-2'.
x = 11

Simplifying
x = 11

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