AnswersFL-1200700-Mathematics for College Algebra MISSolving Systems of Linear Equations: Substitution

Solving Systems of Linear Equations: Substitution Answers

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Anna wants to take fitness classes. She compares two gyms to determine which would be the best deal for her. Fit Fast charges a set fee per class. Stepping Up charges a monthly fee, plus an additional fee per class. What is the system of equations representing these costs?

A
y = 5.5x and y = 7.5x + 10
B
y = 7.5x and y = 5.5x
C
y = 7.5x and y = 5.5x + 10
D
y = 7.5x + 10 and y = 5.5x + 10
2
Free Preview

Anna wants to take fitness classes. She compares two gyms to determine which would be the best deal for her. Fit Fast charges a set fee per class. Stepping Up charges a monthly fee, plus an additional fee per class. What is the system of equations representing these costs?

A
y = 5.5x and y = 7.5x + 10
B
y = 7.5x and y = 5.5x
C
y = 7.5x and y = 5.5x + 10
D
y = 7.5x + 10 and y = 5.5x + 10
3

Anna wants to take fitness classes. She compares two gyms to determine which would be the best deal for her. Fit Fast charges a set fee per class. Stepping Up charges a monthly fee, plus an additional fee per class. The system of equations models the total costs for each.y = 7.5xy = 5.5x + 101. Substitute: 7.5x = 5.5x + 10

Answers:
⇒ 5:5
⇒ 37.50:37.50
4

Complete the statements about the system of linear equations represented by the tables.

Answers:
The equation representing the left table is .:y = 1.5x – 6
The equation representing the right table is .:y = –4x + 6.1
The solution to the system of equations is.:(2.2, –2.7)
5

Find the solution to the system of equations: x + 3y = 7 and 2x + 4y = 81. Isolate x in the first equation:2. Substitute the value for x into the second equation:3. Solve for y: 4. Substitute y into either original equation:5. Write the solution as an ordered pair:

Answers:
Blank 1:-2
Blank 2:3
6

Question text not available

Answer:

3

7

Which system has no solution?

A
[Image: A system of equations. y equals negative 3 x plus ...]
Option A
B
[Image: A system of equations. y equals 9 x plus 6.25. neg...]
Option B
C
[Image: A system of equations. y equals 4.5 x minus 5. neg...]
Option C
D
[Image: A system of equations. y equals 3 x plus 9. x plus...]
Option D

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