Answer: b=6
Step-by-step explanation: subtract 5b from both side and get 2b-15=-3 then add 15 on both side to get 2b=12 then divide 2 on both side and get b=6.
Answer:
y=2
Step-by-step explanation:
that's the answer hope u understand it
Answer:
x
=
2
±
√
3
Step-by-step explanation: