Answer:
Step-by-step explanation:
y = -2x - 3
7x - 5y = -6
7x - 5(-2x - 3) = -6
7x + 10x + 15 = -6
17x = -21
x = -21/17
y = -2(-21/17) - 51/17
y = 42/17 - 51/17
y = -9/17
(-21/17, -9/17)
Either 1 or 3 - 1 is all positive and 3 is all negative
Answer:
Y=7
Step-by-step explanation:
PYTHAGOREAN THEOROM