scag5e_ppt_8_1

# scag5e_ppt_8_1 - in \$4760 in revenue How many of each type...

This preview shows pages 1–27. Sign up to view the full content.

Section 8.1 Systems of Linear Equations; Substitution and Elimination

This preview has intentionally blurred sections. Sign up to view the full version.

View Full Document
A movie theater sells tickets for \$9.00 each, with seniors receiving a discount of \$2.00. One evening the theater took in \$4760 in revenue. If x represents the number of tickets sold at \$9.00 and y the number of tickets sold at the discounted price of \$7.00, write an equation that relates these variables. Suppose that we also know that 600 tickets were sold that evening. Can you write another equation relating the variable x and y ?

This preview has intentionally blurred sections. Sign up to view the full version.

View Full Document

This preview has intentionally blurred sections. Sign up to view the full version.

View Full Document
2 13 Solve: 4 9 7 x y x y - = - - =

This preview has intentionally blurred sections. Sign up to view the full version.

View Full Document
OBJECTIVE 1
2 13 Solve: 4 9 7 x y x y - = - - =

This preview has intentionally blurred sections. Sign up to view the full version.

View Full Document
OBJECTIVE 2

This preview has intentionally blurred sections. Sign up to view the full version.

View Full Document
3 1 Solve: 2 8 16 3 28 y x x y + = - + = -
A movie theater sells tickets for \$9.00 each, with seniors receiving a discount of \$2.00. One evening the theater sold 600 tickets and took

This preview has intentionally blurred sections. Sign up to view the full version.

View Full Document

This preview has intentionally blurred sections. Sign up to view the full version.

View Full Document

This preview has intentionally blurred sections. Sign up to view the full version.

View Full Document

This preview has intentionally blurred sections. Sign up to view the full version.

View Full Document

This preview has intentionally blurred sections. Sign up to view the full version.

View Full Document

This preview has intentionally blurred sections. Sign up to view the full version.

View Full Document

This preview has intentionally blurred sections. Sign up to view the full version.

View Full Document
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: in \$4760 in revenue. How many of each type of ticket were sold? OBJECTIVE 3 3 6 12 Solve: 2 7 x y x y + = + = OBJECTIVE 4 6 4 8 Solve: 9 6 12 x y x y-= -+ = - OBJECTIVE 5 Use the method of elimination to solve the system of equations. 2 4 3 2 2 10 2 3 7 x y z x y z x y z + + = -+-= - -+ = OBJECTIVE 6 2 3 Solve: 2 5 3 4 1 x y z x y z x y z-- = - + + = -- = OBJECTIVE 7 2 1 Solve: 2 2 4 5 4 x y z x y z x y z + + = -+ = + + = Find real numbers a , b , and c so that the graph of the quadratic function y = ax 2 + bx+ c contains the points (– 2, 13), (0, 1) and (– 2, 3)....
View Full Document

{[ snackBarMessage ]}

### Page1 / 27

scag5e_ppt_8_1 - in \$4760 in revenue How many of each type...

This preview shows document pages 1 - 27. Sign up to view the full document.

View Full Document
Ask a homework question - tutors are online