A=(4x-7)(-x+9)

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Solution for A=(4x-7)(-x+9) equation:


Simplifying
A = (4x + -7)(-1x + 9)

Reorder the terms:
A = (-7 + 4x)(-1x + 9)

Reorder the terms:
A = (-7 + 4x)(9 + -1x)

Multiply (-7 + 4x) * (9 + -1x)
A = (-7(9 + -1x) + 4x * (9 + -1x))
A = ((9 * -7 + -1x * -7) + 4x * (9 + -1x))
A = ((-63 + 7x) + 4x * (9 + -1x))
A = (-63 + 7x + (9 * 4x + -1x * 4x))
A = (-63 + 7x + (36x + -4x2))

Combine like terms: 7x + 36x = 43x
A = (-63 + 43x + -4x2)

Solving
A = -63 + 43x + -4x2

Solving for variable 'A'.

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

Simplifying
A = -63 + 43x + -4x2

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