Unit 2A Review

Solve the literal equation for the given variable.

• 2A/h
• 2/(h)
• 2Ah
• Ah/2

Tags

CCSS.HSA.CED.A.4

4x + 3y = 9 Slope-intercept form: 

• y = − 3/4 x + 3
• y = − 4 /3 x + 9
• y = − 4 /3 x + 3
• y = − 4 /3 x + 6

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

10x − 7y = −8 Slope-intercept form: 

• y = 8 /7 x + 10/ 7
• y = 10 /7 x + 8/ 7
• y = 7/10 x + 8/ 7
• y = 10 /7 x - 8

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

Solve -2 = 4r + s for s.

• s = -2 + 4r
• s = 2 - 4r
• s = -2 - 4r
• s = 2 + 4r

Tags

CCSS.6.EE.C.9

Solve for a.

• a = pw
• a = p/w
• a = w/p
• a = w + p

Tags

CCSS.HSA.CED.A.4

Convert the equation to standard form.
y = 5x - 10

• 5x + = 10
• 5x - y = 10
• -5x + y = 10
• -5x + y = -10

Convert the equation to standard form.
y = 1/2x + 6

• x - 2y = -12
• -x - 2y = 12
• -1/2 - y = -6
• 1/2x + y = -6

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

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

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

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

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

For the equation
y - 3 = 2(x + 4),
the line has a slope of 2 and contains what point?

• (-4, 3)
• (3, -4)
• (-3, -4)
• (-4, -3)