1/4(x-5)-2/3(x-2)=1/3
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Answers
Answered by
3
Step-by-step explanation:
1/4(x-5)-2/3(x-2)=1/3
3x-6-8x+40= 4(x-2)(x-5)
-5x+34 = 4(x^2-7x+10)
-5x+34 = 4x^2-28x+40
4x^2-23x+6=0
x= -b(+-)√b^2-4ac/2a Formula of quadratic eqn.
Here b=-23, a=4, c=6,
x= {23(+-)√529-4×4×6}/(2×4)
x= {23(+-)√529-96}/8
x= {23(+-)√433}/8
x= 23(+-)20.80/8
x=5.475, 0.275
Answered by
2
3. 12
10x = 5.
3. 12
10x = 5×3
12
X = 5×3
12×10
X = 15
120
X = 1
8
Please mark as the brainlist.
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