Answer:a two-step equation is an algebraic equation you can solve in two steps. ... It's always a good idea to check our solution in the original equation to make sure you didn't make any mistakes:
Step-by-step explanation:
Answer:
2 Right Angled Triangles
Step-by-step explanation:
Answer:
x = 3
Step-by-step explanation:
21=75/100x
2100=75x
X=2100/75=28
D 288 because 216/3 equals 72 times that by 4 and you get 288.