Vocabulary
what is the letter on one side of a number called?
a variable
True Or False in a word problem half means division
True
x-1/8=3/8
x=1/2
2x-3=15
x=9
3+7x=2x+18
x=3
what is this (>) symbol
greater than
2/9x=4
x=18
x/4+6=9
x=12
2(4y-3)-8=4+2y
y=3
what is the symbol for less than or equal to
≤
-1.54=-1.54-(-6.1h)
h=0
-4/3b+14=-30
b=33
78.75+80.25x=40+95.75x
x=2.5
what is this symbol ≥
greater than or equal to
True or false in a word problem total means equals
False it means addition
-8/5g+4=28
g=-15
7/2=11+5/2j
j=-3
47.50x=390+17.50x
x=13
what is this symbol ≠
not equal to
x-3/5=-8/5
x=-1
-51=17+8c
c=-17/2
x-19=1/2x+6
x=50