What is 3(7x+4y)-2(2x+y) ?

The solution to 3(7x+4y)-2(2x+y) is 17x+10y

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simplify 3(7x+4y)-2(2x+y)

simplify

3 (7 x + 4 y) - 2 (2 x + y)

17 x + 10 y

Solution steps

3 (7 x + 4 y) - 2 (2 x + y)

Expand

3 (7 x + 4 y) : 21 x + 12 y

= 21 x + 12 y - 2 (2 x + y)

Expand

- 2 (2 x + y) : - 4 x - 2 y

= 21 x + 12 y - 4 x - 2 y

Group like terms

= 21 x - 4 x + 12 y - 2 y

Add similar elements:

21 x - 4 x = 17 x

= 17 x + 12 y - 2 y

Add similar elements:

12 y - 2 y = 10 y

= 17 x + 10 y

- 18 m^{2} - 16 m + 40

1 - (1 - x)

\frac{4}{5} \div \frac{1}{5}

8 - \frac{4}{3}

4 (x + h)