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1) 52 = 2x + 6x - 4
=> 52 = 8x - 4
=> 52 + 4 = 8x
=> 56 = 8x
=> x = 56/8 = 7
2) 21 = 5x + 3x +5
=> 21 = 8x + 5
=> 21 - 5 = 8x
=> 16 = 8x
=> x = 16/8
=> x = 2
3) -9 + 7x + x = 7
=> -9 + 8x = 7
=> 8x = 7+9
=> x = 16/8 = 2
4) 7x + 3 + 4x = 25
=> 11x + 3 = 25
=> 11x = 25 -3
=> x = 22/11 = 2
Follow the same steps and solve these questions .....
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Answer:
1. 52 =2x + 6x -4
52 = 8x -4
52 +4 = 8x
56 = 8x
56/8 =x
7 =x
2. 21 = 5x + 3x + 5
21 -5 = 8x
16 = 8x
16/8 = x
2 =x
3. -9 + 7x + x = 7
8x = 7 + 9
8x = 16
x= 16 /8
x=2
4. 7x + 3 + 4x = 25
11 x = 25 - 3
11x = 22
x =22/11
x = 2
5. 5 -3x + x =19
5 +2x = 19
- 2x = 19 -5
- 2x= 14
- x = 14/2
x = -7
FOLLOW THE SAME STEPS TO GETS REMAINING
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