$7\dfrac{2}{9}-3\dfrac{5}{6}=7\dfrac{2\cdot2}{9\cdot2}-3\dfrac{5\cdot3}{6\cdot3}=7\dfrac{4}{18}-3\dfrac{15}{18}\\\\=6\dfrac{22}{18}-3\dfrac{15}{18}=3\dfrac{7}{18}$

7 0

3 years ago

the width of a rectangle is 4 less than half the length. if l represents the length, wich equation could be used to find the wid

torisob [31]

$w=\dfrac{1}{2}l-4$

7 0

3 years ago

Which of the following could be the function

Elanso [62]

Answer:D 237x/421x-515

Step-by-step explanation:

8 0

3 years ago

Determine whether a triangle with the given side lengths is a right triangle. Side lengths: 10, 11, 15 5, 12, 13 12, 15, 20 16,

tresset_1 [31]

Answer:

Step-by-step explanation: Use the Pythagorean Theorem to check this.

Remember that the squares of the lengths of the two smaller sides should be equal to the square of the bigger side.

10,11,15 = NO

5,12,13 = YES

12,15,20 = NO

16,30,34= YES

Hope this helps.

3 0

3 years ago