SOLUTION: South Wind Vineyards uses 820 acres to plant Chardonnay and Riesling grapes. The vintner knows the profits will be greatest by planting 140 more acres of Chardonnay than Riesling.

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Question 203455: South Wind Vineyards uses 820 acres to plant Chardonnay and Riesling grapes. The vintner knows the profits will be greatest by planting 140 more acres of Chardonnay than Riesling. How many acres of each type of grape should be planted?
Answer by rfer(16322) About Me  (Show Source):
You can put this solution on YOUR website!
let riesling=x=340
let chardonnay=x+140=480
x+x+140=820
2x=680
x=340