${2}x^{2} + 8 {y}^{2} = 16 \\ \\ 1. \: {2x}^{2} = - 8 {y}^{2} + 16 \\ 2. \: {x}^{2} = - 4y^{2} + 8 \\ 3. \: x = \sqrt{ - 4y^{2} + 8} \\ x = - \sqrt{ - 4y^{2} + 8 } \\ \\ answer \\ x = \sqrt{ - 4y^{2} + 8 } \\ x = - \sqrt{ - 4y^{2} + 8}$

4 0

4 years ago

Brian purchased 4 items that were $1.00 each. The sales tax rate is 5.5%. How much was Brian's total bill including sales tax?

ad-work [718]

The answer will be $4.22

4 0

3 years ago

(11-5) + 6) + 13 - 42<br> Pls help I’ll mark brainliest

g100num [7]

Answer:

-17

Step-by-step explanation:

4 0

3 years ago

Solve the system of linear equations by graphing

Eddi Din [679]

Answer:

(3,-1/2)

Step-by-step explanation:

7 0

3 years ago