Question

If z= 2(x+15), find y​

Answer 1

we know,

angle Z = angle Y Corresponding angle

Y = 2(x+15)

but angle Y + X = 180° interior angles

2(x+15) + x = 180°

2x+30+x = 180°

3x = 180-30

3x = 150

x = 50°

now,

y = z = 2(x+15)

= 2( 50+15)

= 2(65)

y = z = 130°