which expression is equivalent to 7b + 4b - 1b?\n2b\n4b\n10b\n12b

which expression is equivalent to 7b + 4b - 1b?\n2b\n4b\n10b\n12b

which expression is equivalent to 7b + 4b - 1b?\n2b\n4b\n10b\n12b

Answer

Explanation:

Step1: Combine like - terms

$7b + 4b-1b=(7 + 4-1)b$

Step2: Calculate the coefficient

$7 + 4-1=10$ So, $(7 + 4-1)b = 10b$

Answer:

$10b$