The union of 2 sets is all the elements of both set's, excluding the common elements true or false ​

Jace wrote a sentence as an equation. 56 is 14 more than a number. 14+ = 56 which statement best describes jace's work? jace is not correct. the phrase more than suggests using the symbol > and jace did not use that symbol. jace is not correct. he was correct to use addition, but the equation should be 56+ p = 14 jace is not correct. the first number in the sentence is 56, so the equation should start with 56. jace is correct. the phrase more than suggests addition, so jace showed that 14 plus a variable equals 56. o

Atriangle has a side lengths of 18cm, 80 cm and 81cm. classify it as acute obtuse or right?

Find the value of x. give reasons to justify your solutions! l, m ∈ kn