solve (x+2)^2 - (x-3)^2 = 53
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Answered by
1
(x+2)^2 = x^2+4x+4
(x-3)^2 = x^2-6x+9
after solve the equations we get,
(10x - 5) - 53 = 0
10x-5=53
10x=58
x=58/10
x=29/5
x=5.8
(x-3)^2 = x^2-6x+9
after solve the equations we get,
(10x - 5) - 53 = 0
10x-5=53
10x=58
x=58/10
x=29/5
x=5.8
Answered by
1
x*x+2*x+4-[x*x-6x+9]=53
x*x+2*x+4-x*x+6x-9=53
8*x=53+9-4
8*x=58
x=58/8
x=7.25
x*x+2*x+4-x*x+6x-9=53
8*x=53+9-4
8*x=58
x=58/8
x=7.25
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