X+3(x+2)=30
x+3x+6=30
4x=24
x=6
x+2=8
The numbers should be 6 and 8.
Answer:
x+y=68
x-y=15
Step-by-step explanation:
A "sum" means that we will be using addition, while a "difference" indicates subtraction. Anytime we have two unknown numbers we generally use "x" and "y".
Answer:
Step-by-step explanation:
three days?
Answer: 36
Step-by-step explanation:
I'm not sure if this is 100% right this question was kinda messing with my brain , but if it's like asking how much she had in the 4 games all you had to do was add 9+9+9+9 or to make it easier you can just multiply 9 times 4 but I hope this is right.
Answer:
a) Option D) 0.75
b) Option D) 0.3
Step-by-step explanation:
We are given the following in the question:
Percentage of students who choose Western riding = 35%
Percentage of students who choose dressage= 45%
Percentage of students who choose jumping = 50%
Percentage of students who choose both dressage and jumping = 20%
Percentage of students who choose Western and dressage = 10%
Percentage of students who choose Western and jumping = 0%
Thus, we can say
Formula:
a) P(student chooses dressage or jumping)
b) P(student chooses neither dressage nor Western riding)