The formula f=1.8c+32 compares temperatures in degrees celsius c, to temperatures in degrees fahrenheit f. find four ordered pairs (c, f) that are solutions of the equation.

How do you use the elimination method for this question? explain, because i really want to understand!

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).

Write an equation of the line that passes through 9,2 and is parallel to the line y=5/3x+9