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Basic Math
Arithmetic
Fractions & Decimals
Ratios & Proportions
Percentages
Basic Number Theory
Pre-Algebra
Integers & Absolute Values
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Prime Factorization
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Polynomials & Factoring
Functions & Graphs
Systems of Equations
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Trigonometric Functions
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Right Triangle Trigonometry
Unit Circle
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Calculus
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Example
3(r+2s)=2t-4
a⋅(b-2)=3b
3(r+2s)=2t-4
a⋅(b-2)=3b
Question
$$-15+6$$
Evaluate
$-9$
Solution Steps
Add $-15$ and $6$ to get $-9$.
$$-9$$
Show Solution
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Factor
$-9$
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