Find the echelon form of this augmented matrix, written so there are 1's on the diagonal. 1 2 2 300 2 -35 800 1 1 800 1 ​

hey there!

if she's saving for six months, let's divide the total number we need for the trip by six, dividing it into the amount that needs to be saved for each month.

500 ÷ 6 =

she needs to save at least this amount each month, so we should use this symbol: ≥

let x be the amount she saves each month.

your final answer is x ≥

hope this !

the correct answers i think are b. and d.

give me brainliest if it is correct!

company a

step-by-step explanation:

using the linear regression models , it is found that company a   pays about $14 more. but using the same regression (linear) company b pays about $10 more.

so company a pays more than b