These could be some possible amswers:2/8, 8,32, 3/12
Answer:
plastic = 45
metal = 30
Step-by-step explanation:
X^2-7x+38=5x+3
x^2-7x+38-5x-3=5x+3-5x-3
x^2-12x+35=0
Factoring:
(x-5)(x-7)=0
Two solutions:
x-5=0→x-5+5=0+5→x=5
x-7=0→x-7+7=0+7→x=7
Answer: x=5 and x=7
Answer: Options B. 7 and D. 5
Answer: The new amount is 0.78*5500. Which is 4290. The decrease is 5500-4290=1210.
