leena018 leena018

10-02-2021
Mathematics

contestada

9^x + 9^x-1 = 30 what's the value of x

Respuesta :

10-02-2021

small (x)
9(x) + 9(x) - 1 = 30
2 x 9(x) - 1 = 30
2 x 9(x) = 30 + 1
2 x 9(x) = 30
simplify
9x = 31/2
x = 1/2 x log (3) (31/2)
or
x ≈ 1.24741

Answer Link

Otras preguntas

Why do the planets all orbit in one direction

PLEASE help me out with this. thank youuuuu

6. Write a short description for each of the three steps in the voting process. (a) Registering to vote(b) Preparing to vote(c) Casting your vote

Sloan the sloth crawls at $100$ meters per hour when crawling uphill, $120$ meters per hour when crawling across flat ground, and $150$ meters per hour when cra

balance the following equation __N2+__O2→__N2O

Open-ended Problem: Write the equations of the lines described a. two lines that are parallel b. two lines that are perpendicular

Find the product Please help me

is disease spread more easily in major cities?

For the Saints, coming to America was a solution to a problem. What main problem did the Saints face in England and Holland? A) They were given too much power,

There were 12 giris on the basketball team.3 of them scored over 10 points in the game, What fraction represents the number of the girls on the team that scored