Math

The ideas of expressing Numbers using letters or alphabets without specifying their actual values.

• Algebraic Equation

• Algebraic Expression

• Coefficient

• Polynomial

It is a number or an alphabet that is multiplied by a variable of a single term or the terms of a polynomial

• Algebraic Equation

• Constant

• Variable

• Coefficient

Evaluate expression

15a-b for a= 6 and b= 10

• 50

• 80

• 75

• 90

What is the value of xy +5z where x= 5, y= 6 and z= 5

Solve when x= 7

9x-21

7

• 8

• 5

• 6

• 7

If the sum of three times of y is equal to 9, then what is the value of y?

• 3

• 9

• 6

• 4

A ________ is a value that doesn't change.

A variable is a ________________ or __________________ that represents an unknown value.

The expression (l + m) (2m + p) − 2m (p + m) can be simplified as

answer choices

• 2lm +lp

• 2lm+ lp-mp

• 2lmp+lp-2mp

• 2lm+ lp+mp

Identify the constant of the algebraic expression:

3x + 5

• 3x,5

• 3x

• x

• 5