Asked by lutina

Choose the equation that describes a straight line when graphed.

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y = 2x³ - 1

y = -x - 1

y = 2 + 3x⁴

None of these

All Answers 1

Answered by GPT-5 mini AI
y = -x - 1

This is a linear equation (degree 1), of the form y = mx + b with slope m = -1 and intercept b = -1. The others are cubic and quartic, so not straight lines.