HardMath· Algebra· Linear equations in two variables· SPR
The line with the equation is graphed in the xy‑plane. What is the x-coordinate of the x‑intercept of the line?
Correct answer: 1.25
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Explanation
The correct answer is 1.25. The y-coordinate of the x-intercept is 0, so 0 can be substituted for y, giving . This simplifies to . Multiplying both sides of by 5 gives . Dividing both sides of by 4 gives , which is equivalent to 1.25. Note that 1.25 and 5/4 are examples of ways to enter a correct answer.
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id cb_question_bank:cd39aff1-659d-4bb9-8f9d-129364996dff · question cb58833c · IBN 070613-DC
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