Answer:
the 1st one
next
the 3rd one
Step-by-step explanation: edg 2020
Multply both equations by 2 leaving
x + 2y = 8
x - 2y = -2
Add the equations giving
2x = 6
x = 3
Substitute 3 in the top equation
3 + 2y = 8
2y = -5
y = -2.5
Answer:
√357
Step-by-step explanation:
multiply all three numbers together and since 357 cannot be simplified it stays as a radical
Answer:
crxr utcug UFC tvuyvuyv tvuycrcfgvugvihtc
Step-by-step explanation:
TT good uvjobihcygc r
Answer:
42 degrees
Step-by-step explanation:
48 and r are equal.
The box means right angle, or 90 degrees
180-90-48=42 degrees
