-[4(7)+2]-[3(7)-4]=x

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Solution for -[4(7)+2]-[3(7)-4]=x equation:


Simplifying
-1[4(7) + 2] + -1[3(7) + -4] = x

Multiply 4 * 7
-1[28 + 2] + -1[3(7) + -4] = x

Combine like terms: 28 + 2 = 30
-1[30] + -1[3(7) + -4] = x

Multiply -1 * 30
-30 + -1[3(7) + -4] = x

Multiply 3 * 7
-30 + -1[21 + -4] = x

Combine like terms: 21 + -4 = 17
-30 + -1[17] = x

Multiply -1 * 17
-30 + -17 = x

Combine like terms: -30 + -17 = -47
-47 = x

Solving
-47 = x

Solving for variable 'x'.

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

Add '-1x' to each side of the equation.
-47 + -1x = x + -1x

Combine like terms: x + -1x = 0
-47 + -1x = 0

Add '47' to each side of the equation.
-47 + 47 + -1x = 0 + 47

Combine like terms: -47 + 47 = 0
0 + -1x = 0 + 47
-1x = 0 + 47

Combine like terms: 0 + 47 = 47
-1x = 47

Divide each side by '-1'.
x = -47

Simplifying
x = -47

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