MA-833

Simultaneous equations by substitution

Lower Sec Maths · Secondary 2 · Hard · Simultaneous equations by substitution

Solve the simultaneous equations:

3x + 2y = 7

2x - y = 1

$x = \dfrac{9}{7},\ y = \dfrac{11}{7}$
$x = \dfrac{11}{7},\ y = \dfrac{9}{7}$
$x = 1,\ y = 2$
$x = 2,\ y = 1$

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