Solving Systems of Linear Equations: Linear Combinations
Question 9 of 15 • 25-26 Summer - Humble ISD CR - Algebra 1 A - 2nd Nine Weeks
To eliminate the x terms and solve for y in the fewest steps, by which constants should the equations be multiplied by before adding the equations together? First equation: Second equation:
Answer
A
The first equation should be multiplied by 3 and the second equation by -5.
B
The first equation should be multiplied by 3 and the second equation by 5.
C
The first equation should be multiplied by 7 and the second equation by -6.
D
The first equation should be multiplied by 7 and the second equation by 6.