Answer:
The unknown number is -5.
Step-by-step explanation:
-3 + -5 = -8
-8 - -3 = -5
-8 - -5 = -3
The answer is (4x+3y=4 2x-7=7: 5/2 and y=-2) hope it helps and have a good day!
<span>s = 22 degrees
Assuming I'm interpreting your description accurately, the top right angle of line b will also be 158 degrees because it's a corresponding angle to the top right angle of line a. That means that the top left angle of line b will be a supplementary angle. And supplementary angles add up to 180. So 180 - 158 = 22.</span>
Answer:
If it suppose to be |3+-19| then the answer is 16
Step-by-step explanation: