What is the inverse operation of addition?
Subtraction
x+2=5
3
2x+1=5
2
0.4x + 3.9 = 5.78
4.7
x/2 + 1 = 5
8
What is the inverse operation of multiplication?
2a=20
10
8n+7=31
3
−5.4 − 7.8x = −78.408
9.36
x/5 -1 = -4
-15
What is the bottom of a fraction called?
Denominator
5+x=19
14
10-6v=-104
19
−8.38v + 10.71 = 131.382
-14.4
-6 = x/8 + 5
-88
What is the word we use to represent the word 'opposite' in math?
5c=51
10.2
-10=-10+7m
0
m/2.8 - 4.9 = -7.11
DO NOT ROUND GIVE WHOLE ANSWER
-6.188
(3/5)x + 1 = 22
I will write this on the board
35
What is a letter or symbol representing an unknown called?
Variable
-5 = a / 18
-90
m/9 - 1 = -2
-9
v/10.44 − 2.9 = −4.422
DO NOT ROUND, GIVE WHOLE ANSWER
−15.88968
(2/7) x -6 = 20
I will write this one on the board
91