A coordinate plane with a line passing through the points at (-3,-6) and (0,-2)

What is the slope of a line that is perpendicular to y = 3x + 1

If x + 10 = 70, what is x? a. 40 b. 50 c. 60 d. 70 e. 80

Avery’s piggy bank has 300 nickels, 450 pennies, and 150 dimes. she randomly picks three coins. each time she picks a coin, she makes a note of it and puts it back into the piggy bank before picking the next coin.