Answer:420
Step-by-step explanation x=90/0.375
Answer:

Step-by-step explanation:
difference of a number and 9 means to subtract

twice that means multiply by 2

at least is greater than or equal to

Answer:
x=2/5
Step-by-step explanation:
Answer:
ΔT = -75°F
Step-by-step explanation:
ΔT = T₁ - T₀ = 350 - 425 = -75°F
6 3/4 would be your answer