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qwelly [4]
3 years ago
5

Wth rate over several weeks of two plants in their classroom. The equations of both plants are given where x represents the time

in weeks and y represents the heights of the plants in inches.
Plant A: y = 1.8x + 3.1

Plant B: y = 2.3x + 1.9

Approximately how many weeks will it take for both plants to reach the same height? Round your answer to the nearest tenth.

1.9 weeks
2.4 weeks
3.1 weeks
7.4 weeks
English
1 answer:
Montano1993 [528]3 years ago
4 0

Answer:

Number of week (x) = 2.4 weeks

Explanation:

Given:

Plant A: y = 1.8x + 3.1

Plant B: y = 2.3x + 1.9

Find:

Number of week (x)

Computation:

if heights are equal

1.8x + 3.1  = 2.3x + 1.9

0.5 x = 1.2

x = 2.4

Number of week (x) = 2.4 weeks

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