EM-3

Changing the subject of a formula

E Math · Secondary 3 · Easy · Changing the subject of a formula

Make x the subject of the formula

A = 5x - 3

.

$x = \dfrac{A+3}{5}$
$x = \dfrac{A-3}{5}$
$x = 5A - 3$
$x = \dfrac{5}{A+3}$

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