Alg 2 2.1-2.2

Find y if

 $\frac{y}{6}$  =  3

• 9

• 2

• 18

• 3

Solve the equation 4x + 5 = 3x + 9

• 2
• 4
• 7
• 14

Which equation has x = 5 as the solution?

• x + 15 = 10
• 2x = 5
• 2x = 10

Which is a linear equation?

• $2x+3y$
  

• $5x$
  

• $3x+24$
  

• $y=2x-10$

Solve:

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

• $x=1.2$

• $x=6$

• $x=-6$

• $x=7.5$

What type of solution will have in the linear equation

8x + 4 = 4(2x + 1)?

• no solution

• one solution

• infinite solutions

Which of the following setups would be used to find four consecutive integers?

• n
  n+2
  n+4
  n+6
• n
  2n
  4n
  6n
• n+1
  n+2
  n+3
  n+4
• n
  n+1
  n+2
  n+3

What two consecutive even integers have a sum of 90?

• 30 and 60
• 43 and 47
• 44 and 46
• 10 and 80 

There are 3 consecutive integers. Twice the first is 20 more than the second. Find the largest number.

• 21
• 24
• 22
• 23

Find four consecutive odd integers whose sum is 128.

• 32, 34, 37, 38
• 27, 29, 31, 33
• 29, 31, 33, 35
• 25, 27, 29, 31