Solve the system of equations using (a) substitution and (b) Elimination

-x-9y = 16

10x+20y=20

What's the verbal expression for 100-5n

What percent of 700 is 353.5

Arlan states," if the diagonalsof a quadrilateral bisect each other, gen the quadrilateral is a rhombus." Decide if his statement is true or false

3 / 8 + 2 / 3 = 9 / 24 + 16 / 24 = 25 / 24 =

A circle has a radius of 5 ft, and an arc of length 7 ft is made by the intersection of the circle with a central angle. Which equation gives the measure of the central angle, o? theta = 5/7 theta = 7/5 theta = 7 + 5 theta = 7 • 5

Find the solution to the system of equations. You can use the interactive graph below to find the solution. y=-4x-3 y=-2x+1

Select the correct answer. Select the graph of the equation below. y = - 12 + 1

At smith mountain lake boat rentals, it cost $25 per hour to rent a pontoon boat, plus a one-time charge for cleaning. The Bengel family rented a boat from 11 am - 6:30 pm and paid $226.50.

Which system of equations has infinitely many solutions? A) 6x + 3y = 12 3x + y = 9 B) 2x + 3y = 6 4x + y = 8 C) 12x + 9y = 6 4x + 3y = 6 D) 5x + 10y = 20 2x+4y=8

A square orange rug has a yellow square in the center. The side length of the yellow square is x inches. The width of the orange band that surrounds the yellow square is 11 in. What is the area of the orange band?