Answer:
47
Step-by-step explanation:
Let the score of your first quiz be "x"
x-8=39
39+8=47
The error is that 15 was subtracted on the left side when it should’ve been added.
Corrected equation:
27 = n-15
Add 15 to both sides
42 = n
Answer:
here it is
Step-by-step explanation:
hope u understand my dear
Use the Pythagorean theorem to solve this problem. So, 81+x^2=1681. ( Pythagorean theorem: a^2+b^2=c^2). x^2=1600. x=40.
Answer:
= 9.2195 = 9.22
= 4.123
Step-by-step explanation: