12.42
12°+.42(60)
12°25.2'
12°25'+.2(60)
12°25'12"
Answer:
(8, -5); x=8; y=-5
Step-by-step explanation:
i'll be solving via substitution
2x+3y=1; y=-2x+11
2x + 3(-2x +11) = 1
2x -6x +33 = 1
-4x = -32
x = 8
2(8) + 3y = 1
16 + 3y = 1
3y = -15
y = -5
(8, -5)
Check:
-5 = -2(8) + 11
-5 = -16 + 11
-5 = -5
Answer:
Plug -1.8 into each x so the equation would become (-1.8)^2 - 3(-1.8)
Step-by-step explanation:
