The cost to the store is $45. They will use a 35% markup. What is the selling price?

Will mark brainliest if you answer ! the taco shop sold 198 lunches friday. this number is 3 more than 3 times the number they sold monday. let n represent the number of lunches sold monday. which equation shows an equality between two different ways of expressing the number of lunches sold on friday? a. n – 3 = 198 b. 3n – 3 = 198 c. 3n + 3 = 198 d. n + 3 = 198

This is so hard and it’s for a test

If f(x)=-x^2+6x-1 and g(x)=3x^2-4x-1,find(f+g)(x)