Practice and Problem Solving: Modified koncom Tell whether each ordered pair is a solution to 2x - 5y = 6. The first
one is done for you.
1. (3.0)
2. (8,2)
3. (0, -1)
4.(-2,-2)
yes
Tell whether each ordered pair is a solution to 2x + y2 = 40. The first
one is done for you.
5. (10, 15)
6. (2,6)
7. (-12, 8)
8. (4.12)
no
Complete the table of values to find solutions for each equation.
The first one is done for you.
9.
10.
X
(x, y)
y = -x + 4
2
6
(2.6)
2
6
3x - y
(x, y)
(26)