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Basic Math
Arithmetic
Fractions & Decimals
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Percentages
Basic Number Theory
Pre-Algebra
Integers & Absolute Values
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Polynomials & Factoring
Functions & Graphs
Systems of Equations
Trigonometry
Trigonometric Functions
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Example
3(r+2s)=2t-4
a⋅(b-2)=3b
3(r+2s)=2t-4
a⋅(b-2)=3b
Question
$$(x+7(x-7)$$
Evaluate
$8x-49$
Solution Steps
Use the distributive property to multiply $7$ by $x-7$.
$$x+7x-49$$
Combine $x$ and $7x$ to get $8x$.
$$8x-49$$
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Expand
$8x-49$
Solution Steps
Use the distributive property to multiply $7$ by $x-7$.
$$x+7x-49$$
Combine $x$ and $7x$ to get $8x$.
$$8x-49$$
Show Solution
Hide Solution
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