Which equation has no solution?

a. 2.3y + 2 +3.1y = 4.3y + 1.6 + 1.1y + 0.4
b. 32x + 25 - 21x = 10x
c. 5/8x + 2.5 = 3/8x + 1.5 + 1/4x
d. 1/3 + 1/7y = 3/7y

someone me i have no idea

Table which ratio is equivalent to 3: 7? 6: 7 3: 21 24: 56 15: 30

Afair survey question is one that does not encourage biased responses. which survey question is fair? a.) do you agree that only unethical people take credit for other people’s work? b.) have you ever taken credit for somebody else’s work? c.) have you ever engaged in unethical behavior, such as taking credit for somebody else’s work? d.) don’t you think it is unethical to take credit for somebody else’s work?

An isosceles trapezoid with a perimeter of 42 inches. each of the congruent non parallel sides is 5 inches long, and the trapezoid is 3 inches tall. how long are the two parallel sides? a. 10 in, 22 in b. 16 in, 16 in c. 10 in, 16 in d. 12 in, 20 in