3/4 is greater than 2/5. 2/5 is .4 and 3/4 is .75
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2x + 3y = 630
x + y = 245 then you want to get rid of x so in the second equation × by -2 and get -2x -2y =-490 subtract this equation from the first to get y=$140 substitute 140 in for y and get x= $105 and 2x=210 and 3y=420 210 +420=630
Answer:
The percent decrease from 6 to 5.4 is 10%.
Step-by-step explanation:
Answer:
75, 105
Step-by-step explanation:
12. 180-105 = 75
13. 105