Answer:
y = -x + 2
Step-by-step explanation:
— 5х – 4у = -8
-4y = 4x - 8
4y = -4x + 8
y = -x + 2
Answer:
71
Step-by-step explanation:
(73)-2 is equivalent to 71
Setup
0.8x + 0.4y = 50
0.1x + 0.2y = 10 - Multiply by -2 and add
get
0.6x = 30
x = 50 mg compound A
.1 (50) + .2y = 10
5 + .2y = 10
.2y = 5
y = 25 mg compound B
Answer:
21
Step-by-step explanation:
are you dumb?
Answer:
60 degrees
Step-by-step explanation:
The total measures of a triangle should equal 180 total. Add the three known angles to get 120. Subtract that from 180 to get 60. So, the last angle measures 60 degrees.