$\displaystyle\\
5^{11x}=25^{x+9}\\\\
5^{11x}=\Big(5^2\Big)^{x+9}\\\\
5^{11x}=5^{2(x+9)}\\\\
11x = 2(x+9)\\\\
11x = 2x+18\\\\
11x - 2x = 18\\\\
9x = 18\\\\
x = \frac{18}{9} = \boxed{2}$

6 0

2 years ago

Cos^4x csc^2x = csc^2 x sin^2 -2

lawyer [7]

Answer:

Step-by-step explanation:

i think im not sure the way this question is written doesn't make a lot of sense

7 0

2 years ago

Subtract 3x^2+8x3x <br> 2<br> +8x from -9x^2+3x-8−9x <br> 2<br> +3x−8

r-ruslan [8.4K]

Answer:

oogla boogla

Step-by-step explanation:

5 0

3 years ago

The following data points are the number of games pitched by each of the Greenbury Goblins' starting pitchers last season.

Leviafan [203]

Answer: 1.87 games

Step-by-step explanation:

step 1 ; x= 3+2+4+7 divide 4 = 16/4 = 4 games

5 0

2 years ago