2a=-a^2+35

Solution for 2a=-a^2+35 equation:

Simplifying
2a = -1a2 + 35

Reorder the terms:
2a = 35 + -1a2

Solving
2a = 35 + -1a2

Solving for variable 'a'.

Reorder the terms:
-35 + 2a + a2 = 35 + -1a2 + -35 + a2

Reorder the terms:
-35 + 2a + a2 = 35 + -35 + -1a2 + a2

Combine like terms: 35 + -35 = 0
-35 + 2a + a2 = 0 + -1a2 + a2
-35 + 2a + a2 = -1a2 + a2

Combine like terms: -1a2 + a2 = 0
-35 + 2a + a2 = 0

Factor a trinomial.
(-7 + -1a)(5 + -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 '(5 + -1a)' equal to zero and attempt to solve:

Simplifying
5 + -1a = 0

Solving
5 + -1a = 0

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

Add '-5' to each side of the equation.
5 + -5 + -1a = 0 + -5

Combine like terms: 5 + -5 = 0
0 + -1a = 0 + -5
-1a = 0 + -5

Combine like terms: 0 + -5 = -5
-1a = -5

Divide each side by '-1'.
a = 5

Simplifying
a = 5
Solution
a = {-7, 5}