Solve each equation using mental mathematics
1. x + 2 = 5
2. x-3=9
3. x+14=8
4. x-5=2
5. 2x+7=3
6. 2x-8=5
7. 2x-9=11
8.2x-11= -3
9.3x+4= -8
10.3x-5=4
WITH SOLUTION
1. x + 2 = 5
2. x-3=9
3. x+14=8
4. x-5=2
5. 2x+7=3
6. 2x-8=5
7. 2x-9=11
8.2x-11= -3
9.3x+4= -8
10.3x-5=4
WITH SOLUTION
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Answer:
1. 3
2. 12
3. -6
4. 7
5. -2
6. 6.5
7. 10
8. 4
9. -4
10. 3