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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
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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
$$8-10+13$$
Evaluate
$11$
Solution Steps
Subtract $10$ from $8$ to get $-2$.
$$-2+13$$
Add $-2$ and $13$ to get $11$.
$$11$$
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Factor
$11$
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