828
It’s just simple multiplication
Answer:
and sold it for 26 rupesz m*********d
9 is added to both sides of the equation then you would combine like terms
Answer:
20. 4n+5+8n-5=180(linear pair)
12n=180
n=15
21. 9x-6=8.5x+2(can be seen from image)
9x-8.5x=2+6
0.5x=8
x=8/0.5
x=80/5
x=16
22. 4z+3z+6=90°(Complementary)
7z+6=90°
7z=84°
z=12°
1. x=4, y=0
3. x=2.6666, y=0.3333
