Respuesta :

rodgersb2296

Answer

12x+40

Step-by-step explanation:

when distributing, you have to multiply all numbers in the parentheses by the variable outside the parentheses

mmartindjc

Answer:

he distributed incorrectly. the correct answer is 12x + 40

Step-by-step explanation:

so you have to multiply 4×3x and 4×10

4×3x=12x

4×10=40

so 12x + 40

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