Algebraic expressions

• 2 terms

• 3 terms

• 4 terms

• 5 terms

• Monomial

• Binomial

• Trinomial

• Quadrinomial

an expression is a combination of numbers, variables and functions which does not have a

• 10

• 11

• 20

• 22

• 5x

• 10x

• 6x

• x

Simplify the expression:

5x + 4y +2x + 8y

• 7x+12y

• 19xy

• 10x+32y

• x+y

State whether the following statement is true or false. Explain your answer.

"xy terms are the same as yx terms."

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Write the following mathematical statement as an expression.

The sum of x and y and 3

Convert the phrase into mathematical expression:

"the sum of a number and 13"

• x - 13

• x + 13

• 13x

• x/13

Dominic sells tickets for a school play. He sold 10 more adult tickets than children’s tickets and he sold twice as many senior (pensioner) tickets as adult tickets. Which of the following algebraic expressions represent the number of adult tickets sold.

• x+10

• 20+2x

• 2x

• x+30