3a^2+a-46=-4+2a^2

Solution for 3a^2+a-46=-4+2a^2 equation:

Simplifying
3a2 + a + -46 = -4 + 2a2

Reorder the terms:
-46 + a + 3a2 = -4 + 2a2

Solving
-46 + a + 3a2 = -4 + 2a2

Solving for variable 'a'.

Reorder the terms:
-46 + 4 + a + 3a2 + -2a2 = -4 + 2a2 + 4 + -2a2

Combine like terms: -46 + 4 = -42
-42 + a + 3a2 + -2a2 = -4 + 2a2 + 4 + -2a2

Combine like terms: 3a2 + -2a2 = 1a2
-42 + a + 1a2 = -4 + 2a2 + 4 + -2a2

Reorder the terms:
-42 + a + 1a2 = -4 + 4 + 2a2 + -2a2

Combine like terms: -4 + 4 = 0
-42 + a + 1a2 = 0 + 2a2 + -2a2
-42 + a + 1a2 = 2a2 + -2a2

Combine like terms: 2a2 + -2a2 = 0
-42 + a + 1a2 = 0

Factor a trinomial.
(-7 + -1a)(6 + -1a) = 0

Subproblem 1
Set the factor '(-7 + -1a)' equal to zero and attempt to solve:

Simplifying
-7 + -1a = 0

Solving
-7 + -1a = 0

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

Add '7' to each side of the equation.
-7 + 7 + -1a = 0 + 7

Combine like terms: -7 + 7 = 0
0 + -1a = 0 + 7
-1a = 0 + 7

Combine like terms: 0 + 7 = 7
-1a = 7

Divide each side by '-1'.
a = -7

Simplifying
a = -7
Subproblem 2
Set the factor '(6 + -1a)' equal to zero and attempt to solve:

Simplifying
6 + -1a = 0

Solving
6 + -1a = 0

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

Add '-6' to each side of the equation.
6 + -6 + -1a = 0 + -6

Combine like terms: 6 + -6 = 0
0 + -1a = 0 + -6
-1a = 0 + -6

Combine like terms: 0 + -6 = -6
-1a = -6

Divide each side by '-1'.
a = 6

Simplifying
a = 6
Solution
a = {-7, 6}