It's an EXPRESSION!
DON'T LISTEN TO that figure of speech! (Expression 2)
Key Knowledge
Coach we need a Substitute!
Find the Error!
100

The sum of x and 2

x+2

100

7 times x

7x

100

A number that can be made by dividing two integers.

What is a rational number?

100

If b = 12, what is b + 52?

12 + 52 = 64

100

The sum of x and 18.

x-18

Should be addition!

x+18

200

7 decreased by y

7-y

200

CANDY QUESTION

8 less than y

y-8

200

A quantity that does not change value.

What is a Constant?

200

If t = 172, what is 4t?

4(172)=688

200

7 less than a number.

7-n

Should be the opposite.

n-7

300

The quotient of a number and 6

f/6

300

Divide 132 by the product of 6 & h.

132/(6h)

300

A letter or symbol used to represent a number or quantities that vary.

What is a Variable?

300

If z = 136, what is 2z – 27?

2(136)-27=245

300

The quotient of a number and 11.

11/n

Should be the reciprocal.

n/11

400

CANDY QUESTION

The quotient of 6 less than y and 5

(y-6)/5

400

Bruce's age 10 years ago

x-10

400

A number multiplied by a variable in an algebraic expression.

What is a coefficient?

400

If x = 71, what is 24x + 9?

24(17)+9=417

400

The quotient of the total of a number and six and seven.

n/(6+7)

Should be (n+6) / 7.

500

13 more than a number equals the product of 9 & a.

x+13=(a9)

500

Martha's age 4 years from now

x+4

500

Explain a real life situation where algebra would be useful or helpful.

Tell me your thoughts!

500

If y = 428, what is 19y - 241?

19(428)-241=7891

500

24 more than the product of a number and 2.

24 + 2n

There is no error.