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प्रश्न
Write two different algebraic expressions for the word phrase “`(1/4)` of the sum of x and 7.”
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उत्तर
First expression = `1/4(x + 7)`
As we know, the addition is commutative
So, it can also be written as = `1/4(7 + x)`.
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संबंधित प्रश्न
Add: -7mn + 5, 12mn + 2, 9mn - 8, -2mn - 3
Add: x2 - y2 - 1 , y2 - 1 - x2, 1- x2 - y2
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What should be taken away from 3x2 - 4y2 + 5xy + 20 to obtain - x2 - y2 + 6xy + 20?
Subtract:
\[\frac{3}{2}x - \frac{5}{4}y - \frac{7}{2}z \text { from }\frac{2}{3}x + \frac{3}{2}y - \frac{4}{3}z\]
The expressions 8x + 3y and 7x + 2y cannot be added
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The expression 13 + 90 is a ______.
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p2 – q + r, q2 – r + p and r2 – p + q
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uv – vw, vw – wu and wu – uv
