Answer:
Step-by-step explanation:
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x=3
180-120=60
60+15x+5+22x+4=180
69+37x=180
37x=111
Perimeter = 140
Side 1 = x
Side 2 = 2x
Side 3 = 3x - 10
x + 2x + 3x - 10 = 140
6x - 10 = 140
6x = 150
x = 25
Side 1 = 25 cm
Side 2 = 50 cm
Side 3 = 65 cm
Hope this helps!! :)
E. y/3
Read and follow:
Y DIVIDED BY 3
Y ÷ 3
or just
Hope this helps
~R3VO