eliminating y
x - y = -5
3x + y = 1
________ +
4x = -4
x = -1
eliminating x
• x - y = -5 ....... (x3)
3x + y = 1 ....... (x1)
• 3x - 3y = -15
3x + y =1
___________ -
-4y = -16
y = 4
A. (-1, 4)
Answer:
221
Step-by-step explanation:
Make a proportion.
182/14 = x/17
182 x 17 divided by 14 is 221
Answer:
4
Step-by-step explanation:
Step-by-step explanation:
step 1. x = 70° (alternate interior angles)
step 2. y = 90° (same side interior angles).
