4x-7x+19=3*12-4(5*16)-5

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Solution for 4x-7x+19=3*12-4(5*16)-5 equation:


Simplifying
4x + -7x + 19 = 3 * 12 + -4(5 * 16) + -5

Reorder the terms:
19 + 4x + -7x = 3 * 12 + -4(5 * 16) + -5

Combine like terms: 4x + -7x = -3x
19 + -3x = 3 * 12 + -4(5 * 16) + -5

Multiply 3 * 12
19 + -3x = 36 + -4(5 * 16) + -5

Multiply 5 * 16
19 + -3x = 36 + -4(80) + -5

Multiply -4 * 80
19 + -3x = 36 + -320 + -5

Combine like terms: 36 + -320 = -284
19 + -3x = -284 + -5

Combine like terms: -284 + -5 = -289
19 + -3x = -289

Solving
19 + -3x = -289

Solving for variable 'x'.

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

Add '-19' to each side of the equation.
19 + -19 + -3x = -289 + -19

Combine like terms: 19 + -19 = 0
0 + -3x = -289 + -19
-3x = -289 + -19

Combine like terms: -289 + -19 = -308
-3x = -308

Divide each side by '-3'.
x = 102.6666667

Simplifying
x = 102.6666667

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