8a^2-15a+7=

Solution for 8a^2-15a+7= equation:

Simplifying
8a2 + -15a + 7 = 0

Reorder the terms:
7 + -15a + 8a2 = 0

Solving
7 + -15a + 8a2 = 0

Solving for variable 'a'.

Factor a trinomial.
(7 + -8a)(1 + -1a) = 0

Subproblem 1
Set the factor '(7 + -8a)' equal to zero and attempt to solve:

Simplifying
7 + -8a = 0

Solving
7 + -8a = 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 + -8a = 0 + -7

Combine like terms: 7 + -7 = 0
0 + -8a = 0 + -7
-8a = 0 + -7

Combine like terms: 0 + -7 = -7
-8a = -7

Divide each side by '-8'.
a = 0.875

Simplifying
a = 0.875
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 = {0.875, 1}