8= -9 + u

solve for u

The answer is 17

Step-by-step explanation:

First, add 9 to 8

17 = u

u=17

Step-by-step explanation:

8=-9+u

-u=-9-8

-u=-17

u=-17

to find the total number of combinations, multiply the quantity of each item by each other:

2 pairs of shoes x 3 pairs of shorts = 6 different combinations.

60°

step-by-step explanation:

the measure angle of c in an isosceles triangle abc is 60° because in isosceles triangle,the measures of all the angles is 60°.