There are 7 intervals of 1/2 between -1 and 2.
Answer:
x=1, y=4
Step-by-step explanation:
x+y=5 - (1)
y=3x + 1 (2)
Sub (2) into (1)
x + (3x +1)=5
4x=5-1
x=4 ÷4
=1
Sub x=1 into (2)
y=3(1)+1
= 4
Answer:
16x-8
Step-by-step explanation:
We need to calculate the total time. We are given two functions that when summed up will give you total time.

It’s C because if you type it In this is what it comes out as
Answer:
2
Step-by-step explanation:
1/2 *4
Write the whole number as a fraction by putting it over 1
1/2 *4/1
The numerators
1*4
The denominators
2*1
The numerators over the denominators
4/2
Divide the top and bottom by 2
2/1
2