Answer:
1.20m³+3m²-68m-21
2.4x³-41x+15/x-3
Step-by-step explanation:
1.apply the distributive property
(4m+7)(5m²-8m-3)
=20m³+3m²-68m-21
2.4x³-41+15÷x-3
=4x³-41+15/7
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Answers & Comments
Answer:
1.20m³+3m²-68m-21
2.4x³-41x+15/x-3
Step-by-step explanation:
1.apply the distributive property
(4m+7)(5m²-8m-3)
=20m³+3m²-68m-21
2.4x³-41+15÷x-3
=4x³-41+15/7