28x^2+(b+5)x+7=0

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Solution for 28x^2+(b+5)x+7=0 equation:


Simplifying
28x2 + (b + 5) * x + 7 = 0

Reorder the terms:
28x2 + (5 + b) * x + 7 = 0

Reorder the terms for easier multiplication:
28x2 + x(5 + b) + 7 = 0
28x2 + (5 * x + b * x) + 7 = 0

Reorder the terms:
28x2 + (bx + 5x) + 7 = 0
28x2 + (bx + 5x) + 7 = 0

Reorder the terms:
7 + bx + 5x + 28x2 = 0

Solving
7 + bx + 5x + 28x2 = 0

Solving for variable 'b'.

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

Add '-7' to each side of the equation.
7 + bx + 5x + -7 + 28x2 = 0 + -7

Reorder the terms:
7 + -7 + bx + 5x + 28x2 = 0 + -7

Combine like terms: 7 + -7 = 0
0 + bx + 5x + 28x2 = 0 + -7
bx + 5x + 28x2 = 0 + -7

Combine like terms: 0 + -7 = -7
bx + 5x + 28x2 = -7

Add '-5x' to each side of the equation.
bx + 5x + -5x + 28x2 = -7 + -5x

Combine like terms: 5x + -5x = 0
bx + 0 + 28x2 = -7 + -5x
bx + 28x2 = -7 + -5x

Add '-28x2' to each side of the equation.
bx + 28x2 + -28x2 = -7 + -5x + -28x2

Combine like terms: 28x2 + -28x2 = 0
bx + 0 = -7 + -5x + -28x2
bx = -7 + -5x + -28x2

Divide each side by 'x'.
b = -7x-1 + -5 + -28x

Simplifying
b = -7x-1 + -5 + -28x

Reorder the terms:
b = -5 + -7x-1 + -28x

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