vocabulary
variable
Not constant or having a fixed pattern.
4x=8
what does x=
x=2
|n-3|=5
solve
=-2,8
|3,8|=|15,a|
solve
=40
2[3+1] = #
solve
=7
absolute value
To remove negative sign in front of all numbers to make them posotive.
25-x =16
what is x?
x=9
|8w+5|=21
solve
=-3.25, 2
|7,10|=|m,14|
solve
=9.8
2[3m+1]=#
solve
=7m
what is pemdas ?
parenthesis exponents multiplication division addition subtraction
120-115x=25
what is x?
x=5
3\4a -3=9
solve
=-8,16
|t,0.3|=|1.7,0.9|
solve
=0.57
3[4m-2]=#
solve
=10
what is additive inverse
changing the sign of the number to the original number to get a zero
example 11 plus -11 equals 0
40-20+x=32
what is x ?
x=12
2|h|-3=8
solve
= 5.5, -5.5
|3-y,4|=|f-4,8|
solve
=18
5[5-15]=#
solve
=10
what are the properties of equality ?
addition subtraction multiplication division reflexive symmetric transitive substitution and square root properties
125-15-10+25-120+x=25
what is x ?
x=20
4|P|+12=14
solve
= 2,-2
|4v+7,15|=|6v+2,10|
solve
=0.8
4[2m-1m]=#
=