Solve for x. -x + 4 = 32 x = -28 x = 36 x = 28 x = -36

x=-28

Step-by-step explanation:

-x+4=32

Subtract 4 from each side

-x=28

Multiply each side by (-1)

x=-28

(-1,-0.5)

step-by-step explanation:

b. 1.25 hr

step-by-step explanation:

if you have a constant speed of 60 mph, then you have a ratio between 60 mi. to 1 hr. dividing both sides by 60 we get the ratio

1 mi. to

then mult. both sides by 75 we get the ratio

75 mi. to

simplifying we get

75 mi. to

or 1.25 hr.