Example

3(r+2s)=2t-4
a⋅(b-2)=3b
3(r+2s)=2t-4
a⋅(b-2)=3b

Question

$$x(2a+b)-15(2a+b)=$$

Answer

2*x*a+x*b-30*a-15*b

Solution


Expand by distributing terms.
\[2xa+xb-15(2a+b)\]
Expand by distributing terms.
\[2xa+xb-(30a+15b)\]
Remove parentheses.
\[2xa+xb-30a-15b\]
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