Answer: 2a+3b=12
b=(12-2a)/3
5a-b=13
b= -13+5a
Step-by-step explanation:
1) 2a+3b=12
-2a -2a
3b=12-2a
/3 /3
b= (12-2a)/3
2) 5a-b=13
-5a -5a
-b=13-5a
*-1 *-1 -b= 13(-1)-5a(-1) *you'd multiply by -1 to cancel out the negative on b*
b= -13+5a
Easy, the answer to the question is
pi
Answer:
it's c
Step-by-step explanation:
because 24 + 38 = 38
