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ra1l [238]
3 years ago
10

Expand and simplify (x-2)(2x+3)(x+1)

Mathematics
1 answer:
Anna [14]3 years ago
8 0
2x3 + x2 - 7x - 6 the 3 is supposed to be at the top.
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What is the solution of this system of linear equations?<br><br> 3y = x + 6<br><br> y – x = 3
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<span>3y = x + 6
y – x = 3 ----------->  x=y - 3 (substitute in 1st equation)

3y = y - 3 +6
3y - y = 3
2y = 3
y = 2/3

x= y - 3 = 2/3 -3 = 2/3 - 9/3 =  - 7/3

</span>x= - 7/3, y = 2/3<span>


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