Question

6p+3q=18 , 2p+q=12
Find p & q
Use substitution Method

Answer 1

Step-by-step explanation:

6p+3q=18-eq1

2p+q=12- eq 2

eq 2 * 3

6p+2q=36 eq 3

then substract eq3-1

q=18

substitude in eq 2

2p+18=12

2p=12-18

2p= -6

p=-3