Solve 3x-3=x+5 please help asap
2 answers:
You might be interested in
The total cost of chocolate sprinkles is $800
<h3>Place value charts</h3>This is an implementation of the numeral system that shows the value of each digit in a number using their positions
From the complete question, we have the following parameters:
- Unit rate = $8.00
- Total pounds = 100
So, the total cost of chocolate sprinkles is calculated using the following formula
This gives
Multiply both sides of the equations by 100
Hence, the total cost of chocolate sprinkles is $800
Read more about place value charts at:
Answer:
The age of triplets is 42 years old
Step-by-step explanation:
The question in English is
The sum of the ages of twins and triplets is 150 years if the ages are exchanged the new sum is 120 years. What is the age of triplets?
Let
x -----> twins age
y ----> triplets age
we know that
2x+3y=150 ------> equation A
2y+3x=120 -----> equation B
Solve the system by graphing
The intersection point both graphs is the solution of the system
The solution is the point (12,42)
see the attached figure
therefore
The age of triplets is 42 years old
