How do you solve geometry problems?

Explain step-by-step how to simplify -5(2x – 3y + 6z – 10).

The graph of g(x) is a translation of y = which equation represents g(x)?

[15 points]find the least common multiple of the expressions: 1. 3x^2, 6x - 18 2. 5x, 5x(x +2) 3. x^2 - 9, x + 3 4. x^2 - 3x - 10, x + 2 explain if possible