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ZX-C0C7FD56612024年5月B卷练习 · 第 6 题
2024年5月B卷练习 · 原库模块 1 · Q6 原库参考解析
A botanist wants to plant certain types of oak trees and pine trees in a 600-foot-long row. Each of these oak trees requires 40 feet of space to grow, and each of these pine trees requires 30 feet of space to grow. The equation 40x ＋ 30y = 600 models the possible number of oak trees, x, and pine trees, y, that the botanist can plant. Which graph represents this relationship?
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