Simplify 3 - b (7b + 2) + 3b - (11 - b)​

-7b² + 2b - 8

Step-by-step explanation:

Given expression

3 - b (7b + 2) + 3b - (11 - b)

Expand parentheses and apply the distributive property if necessary

=3 - b · 7b - b · 2 + 3b - 11 + b

=3 - 7b² - 2b + 3b - 11 + b

Combine like terms

=-7b² + (3b - 2b + b) + (3 - 11)

=

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x equals 1

step-by-step explanation:

f(4)=f(×)

x=1

i'm assuming that it's c.)   volcanoes built the mountains and earthquakes tore them down.