EasyMath· Algebra· Systems of two linear equations in two variables· SPR
If is the solution to the given system of equations, what is the value of y ?
Correct answer: 23
(parsed from the explanation — this source omits an answer key
for this item)
Explanation
The correct answer is 23. Since it’s given that , the value of y can be found by substituting 2 for x in the first equation and solving for y. Substituting 2 for x yields , or . Subtracting 6 from both sides of this equation yields .
SAT® and PSAT/NMSQT® are trademarks registered by the College Board, which is not affiliated with, does not sponsor, and does not endorse this project.
id cb_question_bank:d453e017-a716-4508-80f4-66ad694ed096 · question 0d1dca87 · IBN 026980-DC
· JSON