He sum of three numbers in order is 57. the equation that represents this is x + (x + 1) + (x + 2) = 57. which value of x from the set {16, 17, 18, 19} makes the equation true?

This is so harddd! solve. 1 + 1 = solve 4 + 4 = solve 3 x 3

Which of the following is the equation that says that the product of a number and ten is equal to 20 percent of that number ? a) 10n= 2.0n b) 10+n=.20n c) n+ .20n=10 d) 10n=0.20n

In δabc, m∠acb = 90°, cd ⊥ ab and m∠acd = 45°. find: a find cd, if bc = 3 in