The grocery store has 20% off from the original price on serial equation for finding the sale price would be Y equals X-(20x). What is the sale price of the cereal cost $4.00?

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).

Reflect the point (7,0) across the y-axis

The measure of an angle is 117°. what is the measure of a supplementary angle?