Solve the system of equations by substitution.

x + y =

x + 7y = 8

A healthy adult can run 10 miles an hour how fast can she run in feet per second

Two negative consecutive integers have a sum of - 65. what are the integers?

What is the approximate length of the diameter, d? Use 3.14 for 1. Round to the nearest tenth of a centimeter. O 4.0 centimeters 8.0 centimeters 15.9 centimeters 31.8 centimeters O

The math club needs to raise more than $552.50 for a trip, the club raised 12% of the funds, what inequality shows how much money each of the 7 club members need to raise if each member raises the same amount?

Find the product. (3p4) 3 · (p2) 7

There are 5 red marbles, 8 blue marbles, and 12 green marbles in a bag. Several trials are performed with the results shown in the table.

Round 128 to the nearest hundred

Dimitri wants to tip 20% on a restaurant bill that is $35.40. how much money should dimitri leave for the tip

The radius of a circular rug is 30 inches. What is the approximate circumference, in inches, of this rug?

Solve for x in the equation x2 + 10% + 12 = 36