Algebraic Expressions from Language

What does '3 more than a number' translate to in algebraic terms?

• 3b

• 3 + b

• b / 3

• b - 3

Tags

CCSS.8.F.B.4

CCSS.HSF.LE.A.2

If you sell CDs for $8 each and it cost $300 to produce them, how do you calculate the profit?

• 300 - 8r

• 300 / 8

• 8r - 300

• 8 + 300

What is the area of a rectangle if the length is three times the width and the width is 'x'?

• 3x^2

• x^2 / 3

• x + 3

• 3x

Tags

CCSS.6.EE.B.6

How do you express the sum of two consecutive even integers?

• 2x

• x^2 + 2

• 2x + 2

• x + 2

Tags

CCSS.7.EE.A.2

CCSS.HSA.SSE.A.2

For two cars traveling in opposite directions, one at twice the speed of the other, how is their total distance after 4 hours represented?

• 4r / 2r

• 12r

• 4r + 8r

• 8r - 4r

Tags

CCSS.7.EE.A.2

CCSS.HSA.SSE.A.2