98b^2+98b-16=0

Solution for 98b^2+98b-16=0 equation:

Simplifying
98b2 + 98b + -16 = 0

Reorder the terms:
-16 + 98b + 98b2 = 0

Solving
-16 + 98b + 98b2 = 0

Solving for variable 'b'.

Factor out the Greatest Common Factor (GCF), '2'.
2(-8 + 49b + 49b2) = 0

Factor a trinomial.
2((-8 + -7b)(1 + -7b)) = 0

Ignore the factor 2.
Subproblem 1
Set the factor '(-8 + -7b)' equal to zero and attempt to solve:

Simplifying
-8 + -7b = 0

Solving
-8 + -7b = 0

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

Add '8' to each side of the equation.
-8 + 8 + -7b = 0 + 8

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

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

Divide each side by '-7'.
b = -1.142857143

Simplifying
b = -1.142857143
Subproblem 2
Set the factor '(1 + -7b)' equal to zero and attempt to solve:

Simplifying
1 + -7b = 0

Solving
1 + -7b = 0

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

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

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

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

Divide each side by '-7'.
b = 0.1428571429

Simplifying
b = 0.1428571429
Solution
b = {-1.142857143, 0.1428571429}