3x + b = 5x - 7
3y + c =5y-7

in the equations above, b and c are constants. if b is c minus 1/2, which of the
following is true?

a. x is y minus 1/4
b. x is y minus 1/2
c. x is y minus 1
d. x is y plus 1/2

$12. that is my answer.

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step-by-step explanation:

1.30

step-by-step explanation:

t= half of the arc subtended by t.

r= half of the arc subtended by r.  

t+r= half of the arc subtended by t + half of the arc subtended by r= half of 360=180

step-by-step explanation: