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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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Functions & Graphs
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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
$$-8+(-45)+90=$$
Evaluate
$37$
Solution Steps
Subtract $45$ from $-8$ to get $-53$.
$$-53+90$$
Add $-53$ and $90$ to get $37$.
$$37$$
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Factor
$37$
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