As a first step in solving the system shown, yumiko multiplies both sides of the equation 2x – 3y = 12 by 6. by what factor should she multiply both sides of the other equation so that she can add the equations and eliminate a variable?

How do you summarize data in a two-way frequency table?

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).

Which expression is the factorization of x^2+10+21