Tyler tried to solve an equation step by step.
3(x + 4) = -18
3.2 + 12 = -18
Step 1
3x = -30
Step 2
x = -10
Step 3
Find Tyler's mistake.

Asmall foreign car gete 42 miles per gallon and user 35 gallons on a trip. gasoline costs $1.05 per gallon. what was the cost of gasoline per mile driver?

What is the slope of the line that contains the points (-2,1) and (0,-3)

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