Answer:
40 divided by 4 is 10, the next question, it is 10 times the value, 2,143 and 164
Step-by-step explanation:
67+79+80+190= 416
Each number has been rounded
Answer:
<h3>x =1</h3>
Step-by-step explanation:

First, connect the numbers with the same variables. -2y + 8y = 6y. Now 6xy + 7xy + 5xy = 18xy. Final answer is 6y + 18xy.
Answer:
y is x because if x+y is 2x then y must equal x