system of equations

If a = 4 & b = 6, what is 3a + 5b?

• 40
• 42
• 44
• 46

If x=5,find the value of 7x-1

• 34
• 36
• 35

If y=4,find the value of 3y+5

• 27
• 12
• 17

If p=3 and q=5,find 
p +q+2

• 12
• 10
• 8

Solve the system of equations.

• (-6, 30)

• (-2, 10)

• (44, 39)

• No solution

• Infinite solutions

Solve the system of equations.

• (10, 3)

• (6, 3)

• (15, 3)

• No solution

• Infinite Solution

Which is done correctly?

y=2x+5

2x+y=5

• 2(2x+5)+y=5

• 2x+(2x+5)=5

• y=2(2x+y)+5

• 2x+5=2x+5

Which is substituted correctly?

x=5y+5

y-x=2

• x=5(y-x=2)+5

• y-(5x+5)=2

• y+(5y+5)=2

• y+2

If x=5,find the value of 7x-1

• 34
• 36
• 35

What is the solution to this system?

• (1, -1)
• (-1, 1)
• (0, -2)
• (2, 0)