2x +3x = 180
5x = 180
x = 36
Answer:cos (
−
2
x
)
Step-by-step explanation: Subtract 3
x from x
.
Answer: y= -7 y= -5 y= -3 y= -1
Step-by-step explanation:
I think A... I might be wrong
Given:
12 inches in 1 foot
number of inches in 2.5 feet
2.5 feet * 12 inches/1foot = 2.5 * 12 inches = 30 inches
1 foot + 1 foot + 0.5 foot = 2.5 feet
12 inches + 12 inches + 6 inches = 30 inches
12 inches : 1 foot = x : 2.5 feet
12 inches * 2.5 feet = x*1foot
30 inches * feet = x * foot
30 inches = x