What is the answer to 9=a(-5-8)^2-1 ?

The answer to 9=a(-5-8)^2-1 is a= 10/169

English

Español

Português

Français

Deutsch

Italiano

Русский

中文(简体)

한국어

日本語

Tiếng Việt

עברית

العربية

Popular >

9=a(-5-8)^2-1

9 = a (- 5 - 8)^{2} - 1

a = \frac{10}{169}

Decimal Notation

a = 0.05917 \dots

Solution steps

9 = a (- 5 - 8)^{2} - 1

Switch sides

a (- 5 - 8)^{2} - 1 = 9

Simplify

a (- 5 - 8)^{2} - 1 : 169 a - 1

169 a - 1 = 9

Move

1

to the right side

169 a = 10

Divide both sides by

169

a = \frac{10}{169}

15 = p - 22

- 0.0004 x + 4 = 0

1 in = 2.54 c m

x, 6 x + y = - 8

- 8 (y - 1.25) = 4