Answer:
x = 3
Step-by-step explanation:
40+ 46x + 2 = 180 degrees
46x = 180 - 42
46x+2°+40°=180° (adj angles on a str line)
46x+42°=180°
46x=180°-42°
=138°
x=138÷46
=3
6 weeks 27kilo
12 weeks 54 kilo
4.5*12=54
4.5*6=27
