What is a(x-1)-(a+3)(x-1) ?

The solution to a(x-1)-(a+3)(x-1) is -3x+3

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simplify a(x-1)-(a+3)(x-1)

simplify

a (x - 1) - (a + 3) (x - 1)

- 3 x + 3

Solution steps

a (x - 1) - (a + 3) (x - 1)

Expand

a (x - 1) : a x - a

= a x - a - (a + 3) (x - 1)

Expand

- (a + 3) (x - 1) : - a x + a - 3 x + 3

= a x - a - a x + a - 3 x + 3

Group like terms

= - 3 x + a x - a x - a + a + 3

Add similar elements:

a x - a x = 0

= - 3 x - a + a + 3

Add similar elements:

- a + a = 0

= - 3 x + 3

\frac{3}{10} \div 4

(2 + i 3)^{3}

(t - 3) (t + 3)

2 \cdot \frac{180}{π}

20 lo g_{10} (25)