Answer:
C
Step-by-step explanation:
Answer:
4.78
Step-by-step explanation:
1202.17/251.5 = 4.78
4.78 per unit
Answer:
x
−
y
+
4
=
8
7
x
+
y
=
03
x
+
4y
=
−
5
Step-by-step explanation:
Answer:
75 degrees
Step-by-step explanation:
let x unknown number
5x+10x+9x=180
24x=180
x=7.5
largest angle
10x
10×7.5=75