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प्रश्न
Solve the following equation.
2(x − 4) = 4x + 2
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उत्तर
2(x − 4) = 4x + 2
⇒ 2 × x − 2 × 4 = 4x + 2
⇒ 2x − 8 = 4x + 2
⇒ 4x + 2 = 2x − 8
⇒ 4x − 2x = − 8 − 2
⇒ 2x = −10
⇒ x = `(-10)/2`
⇒ x = −5
संबंधित प्रश्न
Find each of the following product:
(−4x2) × (−6xy2) × (−3yz2)
Evaluate each of the following when x = 2, y = −1.
\[\left( \frac{3}{5} x^2 y \right) \times \left( - \frac{15}{4}x y^2 \right) \times \left( \frac{7}{9} x^2 y^2 \right)\]
Find the following product:
0.1y(0.1x5 + 0.1y)
Find the following product: \[- \frac{8}{27}xyz\left( \frac{3}{2}xy z^2 - \frac{9}{4}x y^2 z^3 \right)\]
Simplify: x(x + 4) + 3x(2x2 − 1) + 4x2 + 4
Simplify: a2(2a − 1) + 3a + a3 − 8
Simplify: \[\frac{3}{2} x^2 ( x^2 - 1) + \frac{1}{4} x^2 ( x^2 + x) - \frac{3}{4}x( x^3 - 1)\]
Multiply:
(0.8a − 0.5b) by (1.5a − 3b)
Simplify : (x − y)(x + y) (x2 + y2)(x4 + y2)
Multiply:
(12a + 17b) × 4c
