Eoston has a goal to complete 70% of the jumps on a skateboard course. If he has completed 18 out of 30 jumps already, how many more pumps does Coston need to complete to reach his goal?
-10 points-

x = -4

step-by-step explanation:

- 20 - 4(x + 3) = 4x

=> -20 - 4x - 12 = 4x

=> - 32 -4x = 4x

=> -32 = 4x + 4x

=> - 32 = 8x

=> -32/8 = x

=> -4 = x

sorry man i accidentally pressed yes my bad

step-by-step explanation:

if farmer matt works for 8 hours a day, how many days will it take him to completely plant 12 rows of crops? each batch of cookies needs 3/4 cups of sugar.

step-by-step explanation: