Question 252741
A. 2x+5(x-1)=9 ; x = 2


2x + 5x - 5 = 9 
7x = 14
x = 14/7 = 2 ------ CORRECT


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B. p-3(p-5)=10 ; p = 2.5
p - 3p + 15 = 10 
- 2p = - 5
p = 2.5 ------ CORRECT


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C. 4y+3y=28 ; y = 4
7y = 28
y = 28/7
y = 4 ------- CORRECT


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D. 5w+6w-3w=64 ; w = 8
8w = 64
w = 64/8 
w = 8 ------- CORRECT


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E. t-2t-3t=32 ; t = 8
- 4t = 32
t = 32/-4
t = - 8, not 8 ------ INCORRECT