-1-{-1/2+3/4+[-2+5/6-(1/3-1)]-1/6}- 1/3=
ALGUIEN QUE ME EXPLIQUE EL PROCEDIMIENTO PORFA

Which of the following lines is parallel to x=4? a- 3y=9 b- y=4 c- x=2 d- x=y answer this as soon as possible xoxo lo ; )

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

David pays a 20% income tax on his $2,100 salary. how many dollars is the tax? show work