Which description best describes the solution to the following system of equations?

y = −one-half.gifx + 9
y = x + 7

a
Lines y = −one-half.gifx + 9 and y = x + 7 intersect the x-axis.

b
Lines y = −one-half.gifx + 9 and y = x + 7 intersect the y-axis.

c
Line y = −one-half.gifx + 9 intersects the origin.

d
Line y = −one-half.gifx + 9 intersects line y = x + 7.