Alg 1 Midterm Review

-(8n - 2) = 3 + 10(1 - 3n)

• n = 1/2
• n = -1/2
• n = 2

2(x + 6) + 3 = 9 + 5x

• 16
• 2
• -8
• -10

• x < 1
• x < -1
• x > 1
• x > -1

Yellow Cab Taxi charges a $1.75 flat rate in addition to $0.65 per mile.  Katie has no more than $10 to spend on the taxi ride.

• 1.75 + 0.65m < 10
• 1.75 + 0.65m > 10
• 1.75m + 0.65 < 10
• 1.75m + 0.65 > 10

Tags

CCSS.7.EE.B.4B

Renting games online from Netwii costs $3.33 per game  with no monthly fee.  Renting games online from HDO costs $2.00 per game plus a monthly fee of $10.00.
Which inequality represents the situation when the monthly cost at Netwii is more than the monthly cost at HDO?

• 3.33v > 2v + 10
• 3.33v + 10 > 2v 
• 3.33v < 2v + 10
• 3.33v + 10 < 2v

Tags

CCSS.7.EE.B.4B

• 1
• 2.2
• 1.4
• -2

Tags

CCSS.8.EE.C.7B

• -17
• 1
• -1
• 3

Solve for x
∣ 2x + 9 ∣ = 15

• x = 3 
• x = 3   x = -6
• x = 3   x = -12
• x = 6   x = -12

Solve for x
| 2x – 3 | + 5 =10.

• { -1, 1 }
• { -1, 4 }
• { -1, -4 }
• { 1, 4 }

Solve. 
| -x - 10| + 4 < -8 

• no solution
• x > 2 or x < -22
• -22 < x < 2
• all real numbers