4e-7=7(e-4)

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Solution for 4e-7=7(e-4) equation:


Simplifying
4e + -7 = 7(e + -4)

Reorder the terms:
-7 + 4e = 7(e + -4)

Reorder the terms:
-7 + 4e = 7(-4 + e)
-7 + 4e = (-4 * 7 + e * 7)
-7 + 4e = (-28 + 7e)

Solving
-7 + 4e = -28 + 7e

Solving for variable 'e'.

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

Add '-7e' to each side of the equation.
-7 + 4e + -7e = -28 + 7e + -7e

Combine like terms: 4e + -7e = -3e
-7 + -3e = -28 + 7e + -7e

Combine like terms: 7e + -7e = 0
-7 + -3e = -28 + 0
-7 + -3e = -28

Add '7' to each side of the equation.
-7 + 7 + -3e = -28 + 7

Combine like terms: -7 + 7 = 0
0 + -3e = -28 + 7
-3e = -28 + 7

Combine like terms: -28 + 7 = -21
-3e = -21

Divide each side by '-3'.
e = 7

Simplifying
e = 7

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