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Tohaina

2+3a-5b+4\left(-2a+3b-\left(-3a-b\right)\right)
Ko te tauaro o -3a ko 3a.
2+3a-5b+4\left(-2a+3b-\left(-3a\right)-\left(-b\right)\right)
Hei kimi i te tauaro o -3a-b, kimihia te tauaro o ia taurangi.
2+3a-5b+4\left(-2a+3b+3a-\left(-b\right)\right)
Ko te tauaro o -3a ko 3a.
2+3a-5b+4\left(-2a+3b+3a+b\right)
Ko te tauaro o -b ko b.
2+3a-5b+4\left(a+3b+b\right)
Pahekotia te -2a me 3a, ka a.
2+3a-5b+4\left(a+4b\right)
Pahekotia te 3b me b, ka 4b.
2+3a-5b+4a+16b
Whakamahia te āhuatanga tohatoha hei whakarea te 4 ki te a+4b.
2+7a-5b+16b
Pahekotia te 3a me 4a, ka 7a.
2+7a+11b
Pahekotia te -5b me 16b, ka 11b.
2+3a-5b+4\left(-2a+3b-\left(-3a-b\right)\right)
Ko te tauaro o -3a ko 3a.
2+3a-5b+4\left(-2a+3b-\left(-3a\right)-\left(-b\right)\right)
Hei kimi i te tauaro o -3a-b, kimihia te tauaro o ia taurangi.
2+3a-5b+4\left(-2a+3b+3a-\left(-b\right)\right)
Ko te tauaro o -3a ko 3a.
2+3a-5b+4\left(-2a+3b+3a+b\right)
Ko te tauaro o -b ko b.
2+3a-5b+4\left(a+3b+b\right)
Pahekotia te -2a me 3a, ka a.
2+3a-5b+4\left(a+4b\right)
Pahekotia te 3b me b, ka 4b.
2+3a-5b+4a+16b
Whakamahia te āhuatanga tohatoha hei whakarea te 4 ki te a+4b.
2+7a-5b+16b
Pahekotia te 3a me 4a, ka 7a.
2+7a+11b
Pahekotia te -5b me 16b, ka 11b.