N=1.3
Picture attached for explanation
The correct answer is b. When raising a number to a negative power switches the denominator and the numerator.
Step-by-step explanation:
=2b+9
=2×3+9
=6+9
=15
hope it helps.
Answer:
![\\\sqrt[1]{8}](https://tex.z-dn.net/?f=%5C%5C%5Csqrt%5B1%5D%7B8%7D)
![\sqrt[1]{8}](https://tex.z-dn.net/?f=%5Csqrt%5B1%5D%7B8%7D)
Step-by-step explanation:
Solve it like this. x + (x+1) + (x+2) + (x+3) = 286
4x + 6= 286
4x= 280
x = 70
70+71+72+73=286