They're called equivalent expressions
Answer:
Y = 17
Step-by-step explanation:
31 - 17 = 14
14 x 7 = 98
About 22.7 grams. You could search up the answer.
Answer: 6 units squared
Step-by-step explanation: ok here is how you do it so you make the triangle like I did and once you make it. You count the squares about how long it is and how high it is in this case I got for the base 6 and the height 2 so we multiply to get 12 also we divide 12 and 2 to get 6 units squared there you go. hope this helps.