Solve the system of equations using substitution

y = −2x + 1 4x + 2y = −1

(0, −3)

(−3, 0)

no solution

infinitely many solutions

will mark brainlist!

The measure of an angle is 117°. what is the measure of a supplementary angle?

Evaluate the function , when d = {9, 15, 30}. r = {5, 7, 12} r = {6, 10, 15} r = {6, 10, 20} r = {5, 12, 20}

In 2000 the average price of a football ticket was $48.28. during the next 4 years, the proce increased an average of 6% each year. a) write a model giving the average price (p), in dollars, of a ticket (t) in years after 2000.b) graph the model. estimate the year when the average ticket price was about $60