SOLUTION: a= bx3, b=d-10, c=the sum of 7 and 3, d=c+c, a= b= c= d=

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Question 330954: a= bx3, b=d-10, c=the sum of 7 and 3, d=c+c, a= b= c= d=
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
1.a=3b
2.b=d-10
3.c=7%2B3=10
4.d=c%2Bc=2c
From eq. 3,
highlight%28+c=3%29
Then in eq. 4,
d=2%283%29
highlight%28+d=6%29
Then in eq. 2,
b=6-10
highlight%28+b=-4%29
Then in eq. 1,
a=3%28-4%29
highlight%28+a=-12%29