Which is 680,705 written in expanded form

Ngrid mixes 3.6 pounds of almonds with some raisins to make a trail mix. she divides the trail mix into 12 equal portions. each portion weighs 0.7 pound. how many pounds of raisins did she use to make the trail mix? express the answer to the nearest tenth.

Can someone answer it, and plot it, for 20 points and brainliest answer? p.s. they're the same ! : )

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