3 years ago

Multiply (b+3)*(a+7)

Mathematics

2 answers:

mestny [16]3 years ago

6 0

Answer:

ba+7b+3a+21

Step-by-step explanation:

Use the FOIL method: (a+b)*(c+d) = ac+ad+bc+bd(a+b)(c+d )= ac+ad+bc+bd.

tamaranim1 [39]3 years ago

4 0

ba+7a=7. use foil method

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