Tickets to an amusement park are $60 for adults and $30 for children. If a is the number of adults and c is the number of childr
2 answers:
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Answer:
so
6x+4=
6x=-4
x=-4/6
x=-2/3
You can start by swapping the x- and y-coefficients and negating one. In standard form the x-coefficient must be positive, so it is convenient to choose that.
... 3x +y = ??
The ?? is a constant chosen to make sure the line goes through the given point. If you fill in 2 for x and -1 for y, you see what the constant needs to be.
... 3x + y = 3(2) +(-1) = 5
The equation is 3x + y = 5.
