y=-x -
S + B = 33
S - B = 2
___________
2S = 35
S = 17,5
B = 15,5
Answer: 8
Step-by-step explanation:
Answer:
x = 15
3x− 12 = 2x+ 3
3x-2x-12 = 3
x = 3+12
x=15
hope this helps! :)