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Uprość wyrażenie:
- \(\frac{8x+4y}{4}-\frac{9x}{3}+y\)
- \(\frac{9x-3y}{3}-\frac{2x-2y}{2}\)
- \(1-\frac{10x-7y}{5}+\frac{2}{5}y\)
- \((6a-4b):2-\frac{1}{3}(6a-5b)\)
- \(\frac{4p-8}{4}+(-5p+3q)-q\)
- \(\frac{p+q}{2}-\frac{p-q}{3}\)
- \(\frac{8x+4y}{4}-\frac{9x}{3}+y \) \(= \frac{8x}{4}+\frac{4y}{4}-\frac{9x}{3}+y \) \(= 2x + y - 3x + y \) \(= (2x-3x) + (y+y) = -x+2y\)
- \(\frac{9x-3y}{3}-\frac{2x-2y}{2} \) \(= \frac{9x}{3}-\frac{3y}{3}-\left(\frac{2x}{2}-\frac{2y}{2}\right) \) \(= 3x-y-(x-y) \) \(= 3x-y-x+y = 2x\)
- \(1-\frac{10x-7y}{5}+\frac{2}{5}y \) \(= 1-\left(\frac{10x}{5}-\frac{7}{5}y\right)+\frac{2}{5}y \) \(= 1-2x+\frac{7}{5}y+\frac{2}{5}y \) \(= 1-2x+\frac{9}{5}y\)
- \((6a-4b):2-\frac{1}{3}(6a-5b) \) \(= \frac{6a-4b}{2}-\frac{6a-5b}{3} \) \(= 3a-2b-\left(2a-\frac{5}{3}b\right) \) \(= 3a-2b-2a+\frac{5}{3}b \) \(= a - \left(2b-\frac{5}{3}b\right) \) \(= a - \frac{6}{3}b+\frac{5}{3}b \) \(= a-\frac{1}{3}b\)
- \(\frac{4p-8}{4}+(-5p+3q)-q \) \(= \frac{4p}{4}-\frac{8}{4}-5p+3q-q \) \(= p-2-5p+2q \) \(= (-4p)+2q-2\)
- \(\frac{p+q}{2}-\frac{p-q}{3} \) \(= \frac{3(p+q)}{6}-\frac{2(p-q)}{6} \) \(= \frac{3p+3q-2p+2q}{6} = \frac{p+5q}{6}\)
Strony z tym zadaniem
Opuszczanie nawiasówSąsiednie zadania
Zadanie 4479Zadanie 4480Zadanie 4481 (tu jesteś)
Zadanie 4482Zadanie 4483