4a^2+a-5=2a-2

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Solution for 4a^2+a-5=2a-2 equation:


Simplifying
4a2 + a + -5 = 2a + -2

Reorder the terms:
-5 + a + 4a2 = 2a + -2

Reorder the terms:
-5 + a + 4a2 = -2 + 2a

Solving
-5 + a + 4a2 = -2 + 2a

Solving for variable 'a'.

Reorder the terms:
-5 + 2 + a + -2a + 4a2 = -2 + 2a + 2 + -2a

Combine like terms: -5 + 2 = -3
-3 + a + -2a + 4a2 = -2 + 2a + 2 + -2a

Combine like terms: a + -2a = -1a
-3 + -1a + 4a2 = -2 + 2a + 2 + -2a

Reorder the terms:
-3 + -1a + 4a2 = -2 + 2 + 2a + -2a

Combine like terms: -2 + 2 = 0
-3 + -1a + 4a2 = 0 + 2a + -2a
-3 + -1a + 4a2 = 2a + -2a

Combine like terms: 2a + -2a = 0
-3 + -1a + 4a2 = 0

Factor a trinomial.
(-3 + -4a)(1 + -1a) = 0

Subproblem 1

Set the factor '(-3 + -4a)' equal to zero and attempt to solve: Simplifying -3 + -4a = 0 Solving -3 + -4a = 0 Move all terms containing a to the left, all other terms to the right. Add '3' to each side of the equation. -3 + 3 + -4a = 0 + 3 Combine like terms: -3 + 3 = 0 0 + -4a = 0 + 3 -4a = 0 + 3 Combine like terms: 0 + 3 = 3 -4a = 3 Divide each side by '-4'. a = -0.75 Simplifying a = -0.75

Subproblem 2

Set the factor '(1 + -1a)' equal to zero and attempt to solve: Simplifying 1 + -1a = 0 Solving 1 + -1a = 0 Move all terms containing a to the left, all other terms to the right. Add '-1' to each side of the equation. 1 + -1 + -1a = 0 + -1 Combine like terms: 1 + -1 = 0 0 + -1a = 0 + -1 -1a = 0 + -1 Combine like terms: 0 + -1 = -1 -1a = -1 Divide each side by '-1'. a = 1 Simplifying a = 1

Solution

a = {-0.75, 1}

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