THEY DELETED MY ACCOUNT FOR THE 3RD MAYBE 4TH TIME I DONT EVEN REMEMBER

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

Can someone me with this problem i don't understand i need

(05.08a)triangle abc is transformed to similar triangle a′b′c′ below: a coordinate plane is shown. triangle abc has vertices a at 2 comma 6, b at 2 comma 4, and c at 4 comma 4. triangle a prime b prime c prime has vertices a prime at 1 comma 3, b prime at 1 comma 2, and c prime at 2 comma 2. what is the scale factor of dilation? 1 over 2 1 over 3 1 over 4 1 over 5