1st. is definitely 150.
2nd. is a i think
3rd. is 100
Answer:
x = - 8
3x - 2y = 18 is the same as 3x - (2x - 13 times 2) = 18
Then I used an algebra site for the rest.
It should be x = - 8
7/5 * 5/7y = 7/5 * 6
y = 42/5.
The multiplication property of equality is used.
How many friends are their without the number of friends you cant answer it so the answer is unknown
