Solve linear equation

Solve for x: 
4x + 1 = 7x - 5

• -1
• 2
• 6/11
• 8

Solve for x:
2(3x + 4) + 2 = 4 + 3x

• 2
• -2/3
• 10
• -2

Which of the following is an expression?

• 6x + 2x = 6
• 10 = 5x
• 2x + 6x - 10
• 6x² + 10 = 25

Which of the following is an equation?

• 6x + 2x - 6
• 6x² + 10 = 25
• 6x² + 10 - 25
• 10y - 6 + 34u

After paying $8.24 for a sandwich,Amanda has $7.71. With how much money did she start?

• $17.55

• $24.19

• $15.95

• $0.50

Solve the following equation,
3x + 6 = 21

• x = 9
• x = 5
• x = 15
• x = 27

90 - 5² × 3

• 15
• 240
• 195

What is the solution to the system?

• (0, 3)
• (1, -1)
• (-3, 1)
• (1, 3)

What is the solution to this system of equations? Solve by substitution or graphing.

• (7, -8)

• (-7, 8)

• (-7, -8)

• (7, 8)

Solve the system of equations.
y = 4x+1
3x + 2y = 13

• (1, 5)
• (5, 1)
• (0.25, 2)
• ∅