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Basic Math
Arithmetic
Fractions & Decimals
Ratios & Proportions
Percentages
Basic Number Theory
Pre-Algebra
Integers & Absolute Values
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Quadratic Equations
Polynomials & Factoring
Functions & Graphs
Systems of Equations
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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
$$(+47)-(-15)=$$
Evaluate
$62$
Solution Steps
The opposite of $-15$ is $15$.
$$47+15$$
Add $47$ and $15$ to get $62$.
$$62$$
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Factor
$2\times 31$
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