Question

A student is trying to solve the system of two equations given below:

Equation P: a + b = 6
Equation Q: 4a + 2b = 19

Which of the following steps can be used to eliminate the a term?
A) -1(4a+2b=19)
B) -4(4a+2b=19)
C) -4(a+b=6)
D) 4 (a+b=6)

Answer 1

@Mehek14

Answer 2

it should be D

Answer 3

a + b = 6
4a + 2b = 19...........................
for you to eleminate a, multiply the 1st equation by 4 and the second equation by 1
.......

Answer 4

thanks @GIL.ojei

Answer 5

4 x ( a + b = 6)
1 x ( 4a + 2b = 19)

Answer 6

d right ? @GIL.ojei

Answer 7

yees

Answer 8

No it is not D