Question

$solve \: each \: of \: the \: following \: equation \:by \: the \: trial \: and \: error \: method$
(i) y +9=13
(iv) 3y = 36
(11) X - 7 = 10
(v) 11 + x = 19
(viii) -x + 7 = 11
(vi) -=4
2
(iii) 4x = 28
х
3
1)*+7
(vii) 2x - 3= 9
3
(ix) 2y + 4 = 3y
(x) z - 3 = 2z - 5​

Answer 1

Answer:

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Answer 2

Answer:

1. y=13-9=4

2. y=12 ans

3. x=17 ans

4. x=19-11=8

5. -x= 11-7

x=-4

6. x=7

7. 2x=9+3

x=6

8. 3y-2y=4

y= 4 ans

9. 3z=-5+3

3z = -2

z = -5 ans....

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