What is the value of x? Show logical steps to solve for x

(x+22)+x=90

x=34

Step-by-step explanation:

Remove the redundant parentheses

x+22+x=90

Simplify

2x+22=90

Solve

2x=68

x=34

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.

3

step-by-step explanation: