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# Unit 5

### Math

Equation Says two things are equal. Example: 2+2=9-5
Equals Sign Shows what is on the left is equal to what is on the right. Example: 2+2=4
Solve To find the answer to an equation. Example: 3+6=9
Solution A value that you put in place of a variable. Example: 3+y=9 y=6 3+6=9
Inverse Operation The operation that reverses the effect of another operation. Example: 3*4=12 12/4=3
Addition Property of Equality When you add the same number to each side, they both are still equal. Example: 2+5 +5 |+5
Division Property of Equality You divide both sides of the equation with a nonzero number Example: 10/5=2 10/5=2 5/5=1 2/1=2
Coefficient A number that is used to multiply by a variable. Example: 4c=8 Coefficient=4
Multiplication of Property of Equality You can multiply each side of the problem by the same number and have it be equal. Example: 10*2=20 10*5=50 2*5=10
Inequality A mathematical sentence that compares quantities Example: 1<5 6>1
Created by: JoeQuartuccio22