4x^2-15x+15=-4x+8

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Solution for 4x^2-15x+15=-4x+8 equation: 


Simplifying
4x2 + -15x + 15 = -4x + 8

Reorder the terms:
15 + -15x + 4x2 = -4x + 8

Reorder the terms:
15 + -15x + 4x2 = 8 + -4x

Solving
15 + -15x + 4x2 = 8 + -4x

Solving for variable 'x'.

Reorder the terms:
15 + -8 + -15x + 4x + 4x2 = 8 + -4x + -8 + 4x

Combine like terms: 15 + -8 = 7
7 + -15x + 4x + 4x2 = 8 + -4x + -8 + 4x

Combine like terms: -15x + 4x = -11x
7 + -11x + 4x2 = 8 + -4x + -8 + 4x

Reorder the terms:
7 + -11x + 4x2 = 8 + -8 + -4x + 4x

Combine like terms: 8 + -8 = 0
7 + -11x + 4x2 = 0 + -4x + 4x
7 + -11x + 4x2 = -4x + 4x

Combine like terms: -4x + 4x = 0
7 + -11x + 4x2 = 0

Factor a trinomial.
(1 + -1x)(7 + -4x) = 0


Subproblem 1
Set the factor '(1 + -1x)' equal to zero and attempt to solve:

Simplifying
1 + -1x = 0

Solving
1 + -1x = 0

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

Add '-1' to each side of the equation.
1 + -1 + -1x = 0 + -1

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

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

Divide each side by '-1'.
x = 1

Simplifying
x = 1

Subproblem 2
Set the factor '(7 + -4x)' equal to zero and attempt to solve:

Simplifying
7 + -4x = 0

Solving
7 + -4x = 0

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

Add '-7' to each side of the equation.
7 + -7 + -4x = 0 + -7

Combine like terms: 7 + -7 = 0
0 + -4x = 0 + -7
-4x = 0 + -7

Combine like terms: 0 + -7 = -7
-4x = -7

Divide each side by '-4'.
x = 1.75

Simplifying
x = 1.75
Solution
x = {1, 1.75}

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