result:
ii) -2x + 5 = 2(2x - 1) - 1
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Answer:
-2x+5=2(2x-1)-1
-2x+5=4x-2-1(by opening brackets)
-2x+5=4x-3
-2x-4x=-3-5(take all x terms to left and numbers to right)
-7x=-8
X=-8/-7=8/7(eight by seven)
Ans:8/7
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