Multi-Variable Equations

Solve for a.

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

Tags

CCSS.HSA.CED.A.4

Solve for h

V = πr²h for h

• V/(πr²) = h

• V - πr² = h

• V + πr² = h

• V/π = h

Tags

CCSS.HSA.CED.A.4

What should we do first to solve for x?
y=mx+b

• Add
• Subtract
• Multiply
• Divide

Tags

CCSS.HSA.REI.B.3

A-B = C
(solve for A) 

• A = C - B
• A = C + B
• A - C = B
• B = A - C

Tags

CCSS.HSA.REI.B.3

Solve for y:
5x - y = 16

• -y = 5x + 16
• y = 5x + 16
• x = 5y - 16
• y = 5x - 16

Tags

CCSS.6.EE.C.9

Solve for n:
2m - n = 8

• n = 2m - 8
• n = -2m - 8
• n = 2m + 8
• n = -2m + 8

Tags

CCSS.6.EE.C.9

Solve:
12x - 4y = 20  ,  for   y 

• y = 3x - 5
• y = -3x + 5
• y = -3x - 5
• y = 3x + 5

Tags

CCSS.6.EE.C.9

Solve the equation:

3x - x + 2 = 4(2x - 1)

• all real numbers

• x = 1

• x = -1

• no solution

Tags

CCSS.8.EE.C.7A

Which of the equations has no solution?

• 2x + 1 = 5x - 3
• 2(x - 7) = 2x-14
• 3(2x+1) = 6x+1
• 15x - 30 = 0

Tags

CCSS.8.EE.C.7A

Solve the equation:

4 - 6x - 2 = -2(3x-1)

• no solution

• all real numbers

• x = ⅓

• x = 4

Tags

CCSS.8.EE.C.7A