2.1 Solving Linear Equations and inequalities practice

Solve:
7x - 3x - 8 = 24

• 8
• -8
• 3.2
• 4

Solve:
3(x - 2) = 18

• 6.7
• 4
• 8
• -4

Solve:
7x + 19 = -2x + 55

• 4
• 14.8
• 8.2
• -4

Solve:
2(2x + 3) = -6(x + 9)

• 1.2
• 6
• -6
• 7.5

Solve the equation:
^x/₃+ 10 = 15

• 75
• 15
• 25
• 5

• -49
• 153/5
• 49
• 85

Oberon Cell Phone Company advertises service for $0.03 per minute plus a monthly fee of $29.95. If Luke’s phone bill for October was $38.95, find the number of minutes he used.

• 30 minutes

• 300 minutes

• 9 minutes

• 90 minutes

Savannah opens a savings account with $145. She saves $165 per month. After how many months will she save $2290?

Just type in the number!

w=g+7
solve for g

• g=w/7
• g=w+7
• g=7w
• g=w-7

a=3p+1
solve for p

• p=3a+1
• p=(a+1)/3
• p=(a-1)/3
• p=a+3