Simplify the expression 2x+4(3y+x).

Can someone check my answer? you

Given the two similar triangles, how do i find the missing length? if a=4, b=5, and b'=7.5 find a'

Right triangle xyz has a right angle at vertex y and a hypotenuse that measures 24 cm. angle zxy measures 70º. what is the length of line segment xy? round to the nearest tenth. 8.2 cm 8.7 cm 22.6 m 25.5 cm