Answer:
U = -3
Step-by-step explanation:
U/-1 +-4=-1
Add 4 to each side
U/-1 +-4+4=-1+4
U / -1 = 3
Multiply each side by -1
U / -1 * -1 = 3* -1
U = -3
Answer:
30e-0.12t
40e-0.18t
Step-by-step explanation:
215 is the answer because 78-35 =43 43×5=215
95/5=19 so 19 children wanted to play basketball
Multiply both sides by three to get 2x=30
Then divide both sides by 2 to get x=15