Answer:
15/4
Step-by-step explanation:
Fractions are basically division problems you divide the nominator by the denominator
The absolute value makes the -8 into a positive 8, then you subtract the 8 on both sides, giving you your answer 7. (Since 15-8=7)
Answer:
B. x = 2.77
Step-by-step explanation:
3^x = 21
You first look for a base for 21 that is 3 to the power of something.
21 = 3^2.77
So 3^x = 2^2.77
They have the same base so
x= 2.77