Worksheets

Simultaneous equations

Level 1 · Substitution

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Solve the simultaneous equations.

1.
{y=4xx+y=5\begin{cases} y = 4x \\ x + y = 5 \end{cases}
2.
{y=2xx+y=12\begin{cases} y = 2x \\ x + y = 12 \end{cases}
3.
{y=3xx+y=20\begin{cases} y = 3x \\ x + y = 20 \end{cases}
4.
{y=2xx+y=27\begin{cases} y = 2x \\ x + y = 27 \end{cases}
5.
{y=x+72x+y=22\begin{cases} y = x + 7 \\ 2x + y = 22 \end{cases}
6.
{y=x+85x+y=26\begin{cases} y = x + 8 \\ 5x + y = 26 \end{cases}
7.
{y=x+95x+y=57\begin{cases} y = x + 9 \\ 5x + y = 57 \end{cases}
8.
{x=y+6x+y=16\begin{cases} x = y + 6 \\ x + y = 16 \end{cases}
9.
{x=y+9x+y=27\begin{cases} x = y + 9 \\ x + y = 27 \end{cases}
10.
{x=y+4x+y=10\begin{cases} x = y + 4 \\ x + y = 10 \end{cases}

0 of 10 right

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