Heleeppp

2x+4+3x+6=90
5x=80
x=16
sudut EOB=2x+4+3x+6+2x+8=130 derajat

2x + 4 +3x +6= 90
5x + 10 = 90
5x = 90 – 10
5x = 80
x = 80 ÷ 5
x = 16

<EOB =2x + 8 + 2x + 4 + 3x + 6
<EOB =2(16) + 8 + 2(16) + 4 + 3(16) + 6
<EOB = 32 + 8 + 32 + 4 + 48 + 6
<EOB = 40 + 36 + 54
<EOB = 130