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Basic Math
Arithmetic
Fractions & Decimals
Ratios & Proportions
Percentages
Basic Number Theory
Pre-Algebra
Integers & Absolute Values
Factors & Multiples
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Quadratic Equations
Polynomials & Factoring
Functions & Graphs
Systems of Equations
Trigonometry
Trigonometric Functions
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Unit Circle
Graphing 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
$$-1(2)+3$$
Evaluate
$1$
Solution Steps
Multiply $-1$ and $2$ to get $-2$.
$$-2+3$$
Add $-2$ and $3$ to get $1$.
$$1$$
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Factor
$1$
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