Intro to Algebra

The constant term in the following algebraic expression is: 10y - 3x + 7

• 10

• 3

• 7

• -3

The pro-numerals in the following algebraic expression are: 2x - 4y - 9

• 2,4,9

• x

• x and y

• y

3ay is the same as:

• 3 + a + y

• 3 x a x y

• 3a

• 3/a/y

Simplify: 5a + 2b - 3a + 2b

• 12ab

• 2a + 4b

• 8a + 4b

• 12

x, y, a, s, t are examples of...

• variable expressions

• variables

• equations

• coefficients

4 is the __________ of 4n.

• equation

• variable

• coefficient

• solution

Write an expression for the difference of y and 12

• y + 12

• y - 12

• y x 12

• y / 12

What is 2a + 4 = 18?

• expression

• equation

• solution

If y=7,find the value of 2(y+4)

• 11
• 22
• 20

If a=6 and b= 7,find the value of 15-a-b

• 2
• 3
• 4