[3-(7x+2y)][5-(7x+2y)]=

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Solution for [3-(7x+2y)][5-(7x+2y)]= equation: 


Simplifying
[3 + -1(7x + 2y)][5 + -1(7x + 2y)] = 0
[3 + (7x * -1 + 2y * -1)][5 + -1(7x + 2y)] = 0
[3 + (-7x + -2y)][5 + -1(7x + 2y)] = 0
[3 + -7x + -2y][5 + (7x * -1 + 2y * -1)] = 0
[3 + -7x + -2y][5 + (-7x + -2y)] = 0

Multiply [3 + -7x + -2y] * [5 + -7x + -2y]
[3[5 + -7x + -2y] + -7x * [5 + -7x + -2y] + -2y * [5 + -7x + -2y]] = 0
[[5 * 3 + -7x * 3 + -2y * 3] + -7x * [5 + -7x + -2y] + -2y * [5 + -7x + -2y]] = 0
[[15 + -21x + -6y] + -7x * [5 + -7x + -2y] + -2y * [5 + -7x + -2y]] = 0
[15 + -21x + -6y + [5 * -7x + -7x * -7x + -2y * -7x] + -2y * [5 + -7x + -2y]] = 0

Reorder the terms:
[15 + -21x + -6y + [-35x + 14xy + 49x2] + -2y * [5 + -7x + -2y]] = 0
[15 + -21x + -6y + [-35x + 14xy + 49x2] + -2y * [5 + -7x + -2y]] = 0
[15 + -21x + -6y + -35x + 14xy + 49x2 + [5 * -2y + -7x * -2y + -2y * -2y]] = 0

Reorder the terms:
[15 + -21x + -6y + -35x + 14xy + 49x2 + [14xy + -10y + 4y2]] = 0
[15 + -21x + -6y + -35x + 14xy + 49x2 + [14xy + -10y + 4y2]] = 0

Reorder the terms:
[15 + -21x + -35x + 14xy + 14xy + 49x2 + -6y + -10y + 4y2] = 0

Combine like terms: -21x + -35x = -56x
[15 + -56x + 14xy + 14xy + 49x2 + -6y + -10y + 4y2] = 0

Combine like terms: 14xy + 14xy = 28xy
[15 + -56x + 28xy + 49x2 + -6y + -10y + 4y2] = 0

Combine like terms: -6y + -10y = -16y
[15 + -56x + 28xy + 49x2 + -16y + 4y2] = 0

Solving
15 + -56x + 28xy + 49x2 + -16y + 4y2 = 0

Solving for variable 'x'.

The solution to this equation could not be determined.

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