What is the answer to 3=((d-66))/7 ?

The answer to 3=((d-66))/7 is d=87

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3=((d-66))/7

3 = \frac{( d - 66 )}{7}

d = 87

Solution steps

3 = \frac{( d - 66 )}{7}

Switch sides

\frac{( d - 66 )}{7} = 3

Multiply both sides by

7

d - 66 = 21

Move

66

to the right side

d = 87

(5 + 4 i) (5 - 4 i)

6 x - 5 - x < 0

(x - 0.2)^{2} (x - 0.4)^{2}

\frac{\frac{y}{x} - \frac{x}{y}}{\frac{1}{y} - \frac{1}{x}}

x + 4 = 2 x + 1