Ed. 4
a, (1,3)
b, (2, 2)
C (-1,5)
8. If (3, 2) is a solution of the linear equation %-y=k, then the value of k is
a, 1
b. 2 duplo situsvs c. 3 no
9. If (5,5) is a solution of the linear equation %-y=a, then the value of a is
a,-1
bo
C. 1
d. 2
10. The equation y = 3x + 5 has
a, a unique solution
c. three solutions
b. two solutions
d. many solutions
11. Evaluate the expression x + 2y if x = 2, y=4.
a. 10
b.-10
C.8
d.-8
12. In the equation 2x + 3y = 8, what is the first sten to solve for women that
RSIO