Cross multiply:
x=abSolve x = ab for x
Divide each side by
| x | |
| = |
| ab |
Cancel on the right side:
| x | |
| = |
| ab |
Cancelling the on the right side:
| x = | ab |
| x = | ab |
| x | |
| = |
| ab |
| x | |
| = |
| ab |
| x = | ab |
| x = | ab |
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