Simplify each equation by combining like terms, then solve. Enter exponents using the ^ symbol.
For example, "five x squared" should be entered as "5x^2".

Checking Your Answers

Enter an answer in each box, then click the "Check Worksheet"
button at the bottom of the page to automatically check each
answer. You may also check your answers manually by
referring to the Answer Sheet.

If you need assistance with a particular problem, click the
" step-by-step" link for
an in depth solution.