4(x-5)-(7x-9)=1

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Solution for 4(x-5)-(7x-9)=1 equation:


Simplifying
4(x + -5) + -1(7x + -9) = 1

Reorder the terms:
4(-5 + x) + -1(7x + -9) = 1
(-5 * 4 + x * 4) + -1(7x + -9) = 1
(-20 + 4x) + -1(7x + -9) = 1

Reorder the terms:
-20 + 4x + -1(-9 + 7x) = 1
-20 + 4x + (-9 * -1 + 7x * -1) = 1
-20 + 4x + (9 + -7x) = 1

Reorder the terms:
-20 + 9 + 4x + -7x = 1

Combine like terms: -20 + 9 = -11
-11 + 4x + -7x = 1

Combine like terms: 4x + -7x = -3x
-11 + -3x = 1

Solving
-11 + -3x = 1

Solving for variable 'x'.

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

Add '11' to each side of the equation.
-11 + 11 + -3x = 1 + 11

Combine like terms: -11 + 11 = 0
0 + -3x = 1 + 11
-3x = 1 + 11

Combine like terms: 1 + 11 = 12
-3x = 12

Divide each side by '-3'.
x = -4

Simplifying
x = -4

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