He has 36 tomatoes left. Since he had 72 tomatoes in the beginning but gave away 21 to his neighbor and 15 to his brother, you have to subtract those two values from 72. The equation would be 72-21-15 which results in 36. Therefore, Antonio has 36 tomatoes left.
X=7. if you need explanation message me
Substitute
4x+2=x-4
Then solve
3x=-6
x=-2
Substitute answer into an equation to find y
y=-2-4
y=-6
So you solution is:
(-2,-6)
Answer: the chance is 50/50 it's it may but it may not
Step-by-step explanation: if you decide 1/2 is a half you have one coin the 1 on the top and 2 side the 2 on the bottom