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Evaluate 5c−3d+115c-3d+115c−3d+115, c, minus, 3, d, plus, 11 when c=7c=7c=7c, equals, 7 and d=8d=8d=8d, equals, 8.
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Evaluate 5c−3d+115c-3d+115c−3d+115, c, minus, 3, d, plus, 11 when c=7c=7c=7c, equals, 7 and d=8d=8d=8d, equals, 8.

User KelvinS
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2 Answers

3 votes

Answer:

22

Explanation:

User Sandeep Patel
by
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3 votes

Answer:

use substitution

(5 x 7) - (3 x 8) + 11= 35 - 24 + 11= 22

User Adrianp
by
7.3k points
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