Question

1. What is the solution of equation mx - n = 0?
2. What is the additive inverse of (-9)?
3. Solve: 5 + 4x = 1 - 2x.
4. Find the value of 53 x 102
5. Find the complement of 43º.
6. Find the supplement of 102º.
7. Verify a - (-b) = a + b for a = 23 and b = 15.
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Answer 1

Answer:

2 no. and is +9

5+4X=1-2X

4x+2x=1-5

6x=-4

x=-4/6

x=-2 /3