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maksim [4K]
3 years ago
7

Х 3x Work out the value of x. Plz help

Mathematics
2 answers:
Ganezh [65]3 years ago
5 0

x = 67.5°

Step-by-step explanation:

\begin{aligned}\tt 3x+x&=\tt 270^\circ\\\tt 4x&=\tt 270\\\tt x&=\tt\frac{270}{4}\\\tt x&=\tt\frac{135}{2}\\\tt x&= \underline{\underline{\tt 67.5^\circ}}\end{aligned}

valentinak56 [21]3 years ago
3 0

\\ \sf\longmapsto x+90+3x=360

\\ \sf\longmapsto 4x+90=360

\\ \sf\longmapsto 4x=360-90

\\ \sf\longmapsto 4x=270

\\ \sf\longmapsto x=\dfrac{270}{4}

\\ \sf\longmapsto x=67.5

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