Systems of Equations

For this point-slope equation

y - 3 = 2(x - 4),

the line has a slope of 2 and contains what point?

Remember: point-slope form is y-y₁ = m(x-x₁)

• (-4, 3)

• (3, -4)

• (-3, -4)

• (4, 3)

For the equation
y + 1 = -3(x - 5),
the line contains the point (5, -1) and has a slope of?

• -1
• 1
• -3
• 5

Tags

CCSS.HSG.GPE.B.5

CCSS.HSA.CED.A.2

CCSS.HSS.ID.C.7

Which of these represents point-slope form of a linear equation?

• y - y₁ = m(x - x₁)
• Ax + By = C
• y = mx + b
• y=kx

Tags

CCSS.HSG.GPE.B.5

Which of these represents slope-intercept form of a linear equation?

• y - y₁ = m(x-x₁)
• Ax + By = C
• y = mx + b
• y=kx

Tags

CCSS.8.F.A.3

CCSS.8.EE.B.6

Which of these represents standard form of a linear equation?

• y - y₁ = m(x-x₁)
• Ax + By = C
• y = mx + b
• y=kx

Tags

CCSS.8.F.A.3

CCSS.8.F.B.4

Which is NOT a correct point-slope equation for the line in #14?

Remember: Only one of these is wrong, so pick that one.

• y - 0 = 1/2(x + 2)

• y - 1 = 1/2(x - 0)

• y + 2 = 1/2(x + 2)

• y - 2 = 1/2(x - 2)

What is the solution?

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

Tags

CCSS.8.EE.C.8A

Determine if (4, 1) is a solution for the system of equations.
y = -x + 5
y = 2x - 7

• yes
• no

Tags

CCSS.HSA.REI.C.6

CCSS.HSA.REI.D.11

What is the solution to the system?

• (0, 3)
• (1, -1)
• (-3, 1)
• (1, 3)

Tags

CCSS.8.EE.C.8A

^{What is the solution?} 

• 1
• -2
• (1, 2)
• (1, -1)

Tags

CCSS.8.EE.C.8A