Answer:
1.) 15
2.) -21
3.) -15
4.) 21
Step-by-step explanation:
If I'm understanding what a "proof" means, some answers could be:
2 + 3 = 5
4 + 15 = 19
8 + 21 = 29
Hope this helps you! Have a good night!
933.3333333
for this i am working on this um please wait
y = -7/3x
y = -10
