0.14x + 0.07(280-x) = 0.08*280
0.14x + 19.6-0.07x = 22.4
0.07x + 19.6 = 22.4
0.07x = 2.8
x = 2.8 / 0.07 = 40
x = 40 pounds of Soybean
280 -40 = 240 of cornmeal
400-3x=112
3x=400-112=288
x=96
He is 96 years old.
Answer:
-31
Step-by-step explanation:
hope this helped! <3
Answer:
I think it's just 2 numbers you add together to get that number. for example number 6 you could add 10 and 5 in the circles to get 15 then you add 15 and 4 to get 19
