A=x(5x+3)+x(2x-7)

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Solution for A=x(5x+3)+x(2x-7) equation: 


Simplifying
A = x(5x + 3) + x(2x + -7)

Reorder the terms:
A = x(3 + 5x) + x(2x + -7)
A = (3 * x + 5x * x) + x(2x + -7)
A = (3x + 5x2) + x(2x + -7)

Reorder the terms:
A = 3x + 5x2 + x(-7 + 2x)
A = 3x + 5x2 + (-7 * x + 2x * x)
A = 3x + 5x2 + (-7x + 2x2)

Reorder the terms:
A = 3x + -7x + 5x2 + 2x2

Combine like terms: 3x + -7x = -4x
A = -4x + 5x2 + 2x2

Combine like terms: 5x2 + 2x2 = 7x2
A = -4x + 7x2

Solving
A = -4x + 7x2

Solving for variable 'A'.

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

Simplifying
A = -4x + 7x2

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