Answer:
The solution, as an ordered pair, is (4, 2).
Step-by-step explanation:
2x + 2y = 12
6x - 2y = 20 Adding the 2 equations will eliminate y:
8x + 2y + (-2y) = 32
8x = 32
x = 4.
Substitute x = 4 in the first equation:
2(4) + 2y = 12
2y = 12 - 8
2y = 4
y = 2.
11) add 20 to both sides, x=-3
12) divide both sides by -8, v=18
13) divide both sides by -7, n=19
14) multiply both sides by 9, n=171
1. (13x+1) + (2x-6)
(13x + 2x) + (1 + -6)
15x - 5
2. (-12x+8)- (2x-8)
(-12x - 2x) + (8 - -8)
-14x + 16
3.-15+n=-9
-15 + n + 15 = -9 + 15
n = 6
4. v/8 = 2
v/8 * 8 = 2 * 8
v = 16