What is the measure of 8

Evaluate the given expression if m=45 |-3m|

Each month, a shopkeeper spends 5x + 14 dollars on rent and electricity. if he spends 3x−5 dollars on rent, how much does he spend on electricity? for which value(s) of x is the amount the shopkeeper spends on electricity less than $100? explain how you found the value(s).

An equation in slope-intersept form the lines that passes thought (-8,1) and is perpindicular to the y=2x-17.