Solving Algebraic Expressions

Robert wants to fence his rectangular lot. If the length of the lot is 3 meters longer than its width. What is the perimeter of the of the rectangular lot if its width is y meters?

• 4y + 6 meters

• 6y + 4 meters

• 4y – 6 meters

• 6y – 4 meters

Rose had ten roses (r) in her garden. During weekends she buys additional roses. Express her total roses in algebraic expression.

• 10r

• r – 10

• 10 – r

• 10 + r

I already have 5 pens, Mark give me 2 packs of pens. Each pack contains p pens. How many pens do I have now?

• 2p + 5

• 2p – 5

• 5p + 2

• 5p – 2

There are y carabaos and d ducks in the farm. How many legs are there?

• 2y – 4d

• 2y + 4d

• 4y – 2d

• 4y + 2d

• 1

• 2

• 3

• 4

What does the algebraic term "coefficient" refer to?

• The number that is added to a variable

• The number that is subtracted from a variable

• The number that multiplies a variable

• The power to which a variable is raised