lousia used a gift card to pay for 3 meals at a vegan restaurant. Each meal cost $7. By how much has the value of the gift card changed?

Solve this 364x-64x=300x and 12(x2–x–1)+13(x2–x–1)=25(x2–x–1)

What 8/12+8/11 in another way than and improper fraction

Candice uses the function f(t)=t+100−−−−−−√ to model the number of students in her after-school program. the variable t represents days and f(t) represents the number of students. how many days does it take for there to be 15 students in her program? a. 225 days b. 125 days c. 325 days d. 115 days