Answer:
5x+10
Step-by-step explanation:
Distribute:
=(5)(x)+(5)(3)+−5
=5x+15+−5
Combine Like Terms:
=(5x)+(15+−5)
=5x+10
$315
1.75 x 100 = $175
3.50 x 40 =$140
175 + 140 = $315
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