What is 4x-7+y-7x-(-3y) ?

The solution to 4x-7+y-7x-(-3y) is -3x+4y-7

English

Español

Português

Français

Deutsch

Italiano

Русский

中文(简体)

한국어

日本語

Tiếng Việt

עברית

العربية

Popular >

simplify 4x-7+y-7x-(-3y)

simplify

4 x - 7 + y - 7 x - (- 3 y)

- 3 x + 4 y - 7

Solution steps

4 x - 7 + y - 7 x - (- 3 y)

Apply rule:

a - (- b) = a + b

- 7 x - (- 3 y) = - 7 x + 3 y

= 4 x - 7 + y - 7 x + 3 y

Group like terms

= 4 x - 7 x + y + 3 y - 7

Add similar elements:

4 x - 7 x = - 3 x

= - 3 x + y + 3 y - 7

Add similar elements:

y + 3 y = 4 y

= - 3 x + 4 y - 7

(6 x - 7 y)^{2}

64 x^{8} - (4 y - 3 z)^{2}

8 7^{2}

\frac{3}{8} \times \frac{8}{3}

\frac{1}{90}