SOLUTION: Find the values of a,b,c and d which satisfy the matrix equation [a+c a+2b c-1 4d-6]=[0 -7 3 2d]

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Question 966700: Find the values of a,b,c and d which satisfy the matrix equation
[a+c a+2b
c-1 4d-6]=[0 -7
3 2d]
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
1.a%2Bc=0
2.a%2B2b=-7
3.c-1=3
4.4d-6=2d
From eq. 3,
c=4
From eq. 4,
2d=6
d=3
Then substituting into eq. 1,
a%2B4=0
a=-4
And substituting into eq. 2,
-4%2B2b=-7
2b=-3
b=-3%2F2