2204040
Description
Quiz by abeer.ama.89, updated more than 1 year ago
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Created by abeer.ama.89
almost 10 years ago
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Question 1
Question
"2x+4=5*2+10"
x+4=5+12
2x=17-4
2x=13
x=6.5
Answer
- True
- False
Question 2
Question
19x=8x+9(2+x)
19x-(2+x)=8x+9
19x-2-x=8x+9
19x-x-8x=9+2
10x=11
x=11/10
Answer
- True
- False
Question 3
Question
2.5x+20-0.5=20+2x
2.5x-2x=20-20+0.5
0.5x=0.5
x=1
Answer
- True
- False
Question 4
Question
5x+21=1+15x-5
21-1+5=15x-5x
25=10x
2.5=x
Answer
- True
- False
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