Solve for x in the equation –2x + 4.4 = 23.8.

x = - 9.7

Step-by-step explanation:

Isolate the term in x by subtracting 4.4 from both sides of the equation

- 2x = 19.4 ( divide both sides by - 2 )

x = = - 9.7

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.