1. distribute a 1 to the 12 and 8a
2. you'll get 15+ 12 +8a
3. add the like terms(15 and 12)
4. your final answer will be 27+8a
Ln(56) = 4x-9
ln(56) + 9 = 4x
(ln(56) + 9)/4 = x
3X-8=-4X+6 7X-8=6 7X=14 X=14\7=2
Answer:
4
Step-by-step explanation:
P = s+s+s+s
length = 8
8x2=16
24-16=8
8 / 2 = 4
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