Systems of equations Quiz 1011
Name ___________ Period ______
Each question is worth 3 marks. SHOW ALL WORKING
1. Solve by graphing
y  2 x  3
y  x  3
2. Solve the following system of equations by substitution SHOW ALL WORKING
y  2x  4
y  4x  6
x  2 y  10
a.
b.
c.
y  x2
y  4x  6
y  6 x  34
3. Solve the following system of equations by elimination SHOW ALL WORKING
3x  8y  8
7 x  3 y  31
5 x  2 y  10
a.
b.
c.
3x  9y  15
7 x  y  1
4 x  3 y  15
4. A rectangle has perimeter P of 58 cm. Its length l is one centimeter longer than 3
times its width w . Write and solve a system of linear equations using these variables to
find the length and width of the rectangle.