Question

(c) -3+x=0
(d) x + (-7)=
(a) 5+x=0
(b) x +9=0
6. Evaluate :
(a) 105+(-61)+(-29)
(b) -87 + (-32)+(-1) + 4​

Answer 1

c) X=3

d) X=7

a) X= -5

b) X= -9

6)

a)5

b)-116

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Answer 2

Answer:

1. -3 + x = 0

=> x + 3

2. x + (-7) = 0

=> x - 7 = 0

=> x = 7

3. 5 + x = 0

=> x = -0

4. x + 9 = 0

=> x = -9

5. 105 + (-61) + (-29)

= 105 - 61 - 29

= 15

6. (-87) + (-32) + (-1) + 4

= -87 - 32 - 1 + 4

= -116

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