<span>X= math problems
y= science problems
x +y =42
x= y+10
Substitute: (y+10) + y =42
Combine y: 2y +10=42
Solve for y: y= 16
There are 16 science questions and 26 math questions</span>
Answer:
x = 10
Step-by-step explanation: 10/2 = 5 + 1 = 6
Answer:
Step-by-step explanation: The domain of the expression is all real numbers except where the expression is undefined
Find the diameter of a circle with circumference of 15.70
Solution: We are given:
The circumference of a circle
We are required to find the diameter of the circle based on given circumference.
We know that:
rounded to two decimal places
Therefore, the diameter of the circle with circumference 15.70 is 5
Answer:
I think that the front one would be D) 20
Step-by-step explanation:
It is 4 times bigger than the smaller one so it is 20