Answer:
3x-3
Step-by-step explanation:
You have to combine like terms. <em>x</em> and 2<em>x</em> have the same variable, so this equals 3x, and then you subtract 3 so:
x-3=2x-3-x
=3x-3
The total calories burnt in 20 minutes are 200
Step-by-step explanation:
We have to do simple multiplication to find the number of calories burnt.
Given
Number of calories burnt in one minute = c = 10
Time = t = 20 min
So the total number of calories burnt in 20 minutes will be:

Hence,
The total calories burnt in 20 minutes are 200
Keywords: Integers, unit
Learn more about integers at:
#LearnwithBrainly
G(X)=6X-3
Y=6X-3
X=6Y-3
X+3=6Y
Y=(X+3)/6
G^-1(9)=(X+3)/6
G^-1(9)=(9+3)/6
G^-1(9)=2
Answer:
D) 4.01 miles
Step-by-step explanation:
2.87 miles from Monday + 1.14 miles =4.01 ran on Tuesday
Well, since a is Susan’s current age, we would add three to a to get her age in three years
So our expression would be:
a + 3