Tatiaha had $350. she spent$180 on herself and the rest on family. write an equation to express how much she spent on jwr family

Well she has 350 so start with 350 then she spends 180 so put -180, you can put remaining as r.

350-180=r

r=170

the law of definite proportions states samples of a compound will always contain the same proportion of elements by mass. in other words, a given compound will always contain the same elements in the same proportions by mass.the law of multiple proportions states when two elements combine with each other to form more than one compound, then the weights of one element that combine with a fixed weight of the other are in a ratio of small whole numbers.

The scale factor of what ?