Answer:
1/4 and 3/12
Step-by-step explanation:
Result
brainly.com/question/22157981Step-by-step explanation:
If you simplify it you get d^2-4d
You would have to subtract 7/10
87/10 - 7/10 would equal 8
15
step 1: 25+5=30
step 2: 30-8=22
step 3:22-7=15