Which statement correctly explains how Mari could find the solution to the following system of linear equations using elimination? 2 f minus 5 g is equal to negative 9 negative 7 f plus 3 g is equal to 4
Answer
A
Multiply the first equation by negative 7 and the second equation by 2 , and then add.
B
Multiply the first equation by negative 3 and the second equation by negative 5 , and then subtract.
C
Multiply the first equation by 7 and the second equation by 2 , and then add.
D
Multiply the first equation by 3 and the second equation by 5 , and then subtract.