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Basic Math
Arithmetic
Fractions & Decimals
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Percentages
Basic Number Theory
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Integers & Absolute Values
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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
$$-2(-1)+3$$
Evaluate
$5$
Solution Steps
Multiply $-2$ and $-1$ to get $2$.
$$2+3$$
Add $2$ and $3$ to get $5$.
$$5$$
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Factor
$5$
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