Answer:
x=21/23
Step-by-step explanation:
Solve for x:
3x+5y=21−20x+5y
Add 20x to both sides:
3x+5y+20x=−20x+5y+21+20x
23x+5y=5y+21
Subtract 5y to both sides:
23x+5y+−5y=5y+21+−5y
23x=21
Divide both sides by 23:
x=21/23
30 + 2x = 90
2x = 60
x = 30
Answer:
x = 30
Answer:
3590 per year
Step-by-step explanation:
Earnest will have to use the 1/4 cup because the measurements are made by fourths and the 1/2 is equivalent to 1/4 because 3/4 + 1/4=1 whole