X+10=18. |-10 from both sides
x+10-10=18-10
x=8
Answer:
47/10 = 4 7/10
Step-by-step explanation:
3 2/5 + 1 3/10
1. Write mixed numbers as improper fractions:
17/5 + 13/10
2. Write equivalent fractions with a common denominator:
34/10 + 13/10
3. Add the numerators over the common denominator.
47/10
4. Simplify.
4 7/10
7/8 x = 21
7x = 21×8
7x = 168
x = 24
Answer: It would be A, B, and lastly E.