Solving Equaitons

3(a − 2) + 4 = 2a + 5, what is the value of a?

Tags

CCSS.8.EE.C.7B

5x + 15 = 2x + 3(x+5)

• 0 = 0

• 15 = 15

• no solution

• Infinitely Many Solutions

Tags

CCSS.8.EE.C.7A

Simplify the following expression:
-6x + 4(-x - 3)

• -2x - 12
• 10x + 12
• -10x - 12
• -2x + 12

Tags

CCSS.6.EE.A.3

Simplify the following expression:
19 - ( 3 - 5b)

• 16 + 5b
• 21 + 5b
• 16 - 5b
• 21 - 5b

Tags

CCSS.6.EE.A.3

What is the first step in solving this equation:
5x + 7 = 12

• Divide by 5
• Subtract 5
• Multiply by 7
• Subtract 7

Tags

CCSS.7.EE.B.4A

Solve the equation for m

7m - 3 = 4m + 9

Tags

CCSS.6.EE.A.2

CCSS.6.EE.B.5

CCSS.6.EE.B.6

CCSS.6.EE.B.7

What is the first step in solving this problem for x?

3x + 5 = 2x + 5 - 6x

• Combine like terms

• Distribute

• Divide by 3 on both sides

• Subtract 5 from both sides

Tags

CCSS.6.EE.A.3

CCSS.6.EE.B.5

Solve the equation for z.

6z + 4 = 2z + 20

Tags

CCSS.6.EE.A.2

CCSS.6.EE.B.5

CCSS.6.EE.B.6

CCSS.6.EE.B.7

What is the first step in solving this equation for c?

ab + cd = e

• Divide by d on both sides

• Subtract ab on both sides

• Subtract d on both sides

• That's impossible!

Tags

CCSS.HSA.REI.B.3

What do you do to solve for a?

f = ma

• Divide by m on both sides

• Subtract m on both sides

• Divide by a on both sides

• Subtract a on both sides.

Tags

CCSS.HSA.CED.A.4