Answer:
0.00001
Step-by-step explanation:
-4r - 11 = 4r + 21
-4r -4r = 21 + 11
-8 = 32 (Divide both sides by -8)
/ /
-8 -8
= -4
c = 25m + 40
Answer: i think
the corrcect answer is 0.5*10^-1
hope this helps