Friday Night Live

What is the solution of 9 + k = 18

• 18

• 9

• 8

• 7

What is the solution of r - 11 = 5

• 11

• 14

• 15

• 16

What is the solution of 3w = 30

• 6

• 9

• 10

• 12

What is the solution of y + 5 = 10

• 15

• 10

• 6

• 5

Three times as many as six is eighteen

• 3 + 6 = 18
• 3 x 6 = 18
• 6 x 3 = 9
• 18 = 6 x 3

Inverse Operations are operations which undo each other.

• True

• False

Makayla began with $45 in her account. She saved $15 every week, She now has more than $205. 

• 15w + 45 < 205
• 15w + 45 > 205
• 45a + 15 < 205
• 45a + 15 > 205

Which phrase is represented by the inequality x > 21

• Gabe eats more than 21 cookies per week

• Gabe eats at most 21 cookies per week

• Gabe eats at least 21 cookies per week

• Gabe eats fewer than 21 cookies per week

x/4 - 9 ≤ 3

• x≤24
• x≥24
• x≤48
• x≥48

2x + 6 >12

• x>9
• x>3
• x<9
• x<3