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Grade 8 Algebra: Solving x² = p and x³ = p

Name: ______________________Date: ____________Score: ____ / 8

Level 2

Rearrange first

1. Solve:
$x^2+5=30$
2. Solve:
$2x^2=50$
3. Solve:
$x^3-4=60$
4. Solve:
$3x^3=24$
5. Solve:
$x^2-7=42$
6. Solve:
$\tfrac{x^2}{2}=32$
7. Solve:
$x^3+10=-54$
8. Solve:
$4x^2-1=99$

$\text{Solving}$ $\text{x²}$ $\text{=}$ $p\text{}$ $\text{and}$ $\text{x³}$ $\text{=}$ $\text{p:}$ $\text{Free}$ $\text{8th}$ $\text{Grade}$ $\text{Math}$ $\text{PDF}$

$\text{Square}$ $\text{roots}$ $\text{and}$ $\text{cube}$ $\text{roots}$ $\text{reverse}$ $\text{squaring}$ $\text{and}$ $\text{cubing.}$ $\text{Perfect}$ $\text{squares}$ $\text{and}$ $\text{cubes}$ $\text{give}$ $\text{exact}$ $\text{whole-number}$ $\text{roots,}$ $\text{while}$ $\text{nearby}$ $\text{perfect}$ $\text{powers}$ $\text{help}$ $\text{estimate}$ $\text{other}$ $\text{roots}$ $\text{and}$ $\text{solve}$ $\text{equations}$ $\text{involving}$ $\text{powers.}$

$\text{Solving}$ $\text{x²}$ $\text{=}$ $p\text{}$ $\text{and}$ $\text{x³}$ $\text{=}$ $p\text{.}$ $\text{Level}$ $\text{2:}$ $\text{Rearrange}$ $\text{first.}$