Answer:
x = 7
Step-by-step explanation:
7 = 7
It's given
Answer:
360
Step-by-step explanation:
Formula
Sides -2 ×180
4-2=2×180=360
Answer:
2j+j =21
Step-by-step explanation:
if j is Jas
Henry is 2 × Jas; which is 2j
so
j = Jas
2j = Henry
Henry + Jas = 21
input values for Jas and Henry
2j + j = 21