64
RCMultiple Choice

Unit Test — Cumulative exam

Question 64 • PBCSD_Grade_Forgiveness_1200710_Mathematics_for_College_Algebra_S1_2023

Which equation represents a linear function?

Answer
y
y(x – 1) = 9
y
y – 5 = x(–x + 2)
y
y(y – 1) = x + 25
y
y – 5 = x – 20

Explanation

A linear function can be written in the form y = mx + b, where x and y are only to the first power. Choice D simplifies to y = x − 15, so it is linear. The other choices include products or squared terms involving x or y.

AI-written and checked against the verified answer.

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