30a^2b+7ab-49b=0

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Solution for 30a^2b+7ab-49b=0 equation: 


Simplifying
30a2b + 7ab + -49b = 0

Reorder the terms:
7ab + 30a2b + -49b = 0

Solving
7ab + 30a2b + -49b = 0

Solving for variable 'a'.

Factor out the Greatest Common Factor (GCF), 'b'.
b(7a + 30a2 + -49) = 0

Factor a trinomial.
b((6a + -7)(5a + 7)) = 0


Subproblem 1
Set the factor 'b' equal to zero and attempt to solve:

Simplifying
b = 0

Solving
b = 0

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

Add '-1b' to each side of the equation.
b + -1b = 0 + -1b
Remove the zero:
0 = -1b

Simplifying
0 = -1b

The solution to this equation could not be determined.

This subproblem is being ignored because a solution could not be determined.

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

Simplifying
6a + -7 = 0

Reorder the terms:
-7 + 6a = 0

Solving
-7 + 6a = 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 + 6a = 0 + 7

Combine like terms: -7 + 7 = 0
0 + 6a = 0 + 7
6a = 0 + 7

Combine like terms: 0 + 7 = 7
6a = 7

Divide each side by '6'.
a = 1.166666667

Simplifying
a = 1.166666667

Subproblem 3
Set the factor '(5a + 7)' equal to zero and attempt to solve:

Simplifying
5a + 7 = 0

Reorder the terms:
7 + 5a = 0

Solving
7 + 5a = 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 + 5a = 0 + -7

Combine like terms: 7 + -7 = 0
0 + 5a = 0 + -7
5a = 0 + -7

Combine like terms: 0 + -7 = -7
5a = -7

Divide each side by '5'.
a = -1.4

Simplifying
a = -1.4
Solution
a = {1.166666667, -1.4}

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