ILL MARK U AS BRAINLIEST!!
1 answer:
Answer:
f(x)= 780/35-x I think. im not sure how to explain how I got it
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you have the ratio of natural:synthetic so;
3:4
3+4=7
357/7=51
3*51:4°51
153:204
therefore, it'd be 204 litres of synthetic oil!!
i hope this helps you!!
30+5=5+30 with commutative property or 30+5=35
X = 69o
2x + 42 = 180
=> x = 69
-8=-7x -1
Add 1 to both sides
-7=-7x
Divide both sides by -7
X=1
