Answer:
0.42 or 21/50
Step-by-step explanation:
2/100=0.02 or 1/50
4/10=0.4 or 2/5
0.4+0.02=0.42
1/50+2/5=21/50
Answer: first blank: 1
second blank: 9
third blank: -7
fourth blank: 2
1x-9=-7
x=2
y = 3x/5-4
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