Answer:
29°
Step-by-step explanation:
:)
A. 0.4
Yes
??
1:×4
m×4=(8+2n)×4
4m=32+8n
now,
1:×4 - 2:
4m-4m = 32+8n -4+4n
0=(32-4) +(8n-4n)
0=28+4n
28=-4n
n= -7
n=-7. 1:,
m=8+2n
m=8+2×(-7)
m=8-14
m=-6
