Evaluate the expression when x = 19 and y = 7

Given f (x) = 7x - √2 and g (x) = x + √2, find (f - g) (x).

Evaluate the algebraic expression 6x-2 when x=5/6

What percent of 88.6 is 70?

Adele's lawn has an area of x^2-5x-6 square feet and a length of x+1 feet. What is the width of the lawn in feet

Jon borrows $5.50 from his friends to pay for snacks, and $12.75 from his sister to go to the movies. How much does he need to repay?

A teacher has 15 weeks in which to teach six chapters. Write and then solve an equation, showing all work, that represents the number of lessons the teacher must teach per week if there is an average of 8.5 lessons per chapter.

A recipe for salad dressin calls for 1/4 cup of vinehar you have 4 cups of vinegar how many batches of salad dressing could you make with the vineger

What number should be in the blank in the sequence? 7; 17; 37; 77; ___; 317

A car travels 85 km from town a to town b, then 45 km from town b to town c. the total trip took 1.5 h. what was the average speed of the car?

Mr. Valenzuela's new bottle of shampoo contains 60 ounces of shampoo. He uses ounce of shampoo each time he washes his hair. Which equation can be used to find x, the number of washes after which 24 ounces will remain in the bottle?