Sandra bought a new coat for $49.99 and 3 skirts for $24.99 each . if the sale tax rate is 7% to the nearest cent what is the amount of sale tax sandra will owe on the purchase?

Match each equation with the operation you can use to solve for the variable. subtract 10. divide by 10. divide by 5. subtract 18. multiply by 10. add 18. add 10. multiply by 5. 5 = 10p arrowright p + 10 = 18 arrowright p + 18 = 5 arrowright 5p = 10 arrowright

Abacteria population is tripling every hour. by what factor does the population change in 1/2 hour? select all that apply

Common binomial factor of 6x(3x+7)+5(3x+7)