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Activities 1
At the bottom of the page there is an interactive quiz.
Activities 1
1.1)
Solve the equations:
a)
x
+
2
=
4
b)
3
+
x
=
6
c)
x
−
2
1
=
2
d)
1
=
x
−
4
e)
x
−
3
2
=
2
1
f)
4
3
=
3
1
+
x
g)
3
+
x
=
3
h)
2
5
+
x
=
3
4
i)
x
−
5
4
=
3
4
j)
x
+
2
=
2
k)
2
3
+
x
=
3
1
l)
x
−
1
=
3
a)
x
+
2
=
4
b)
3
+
x
=
6
c)
x
−
2
1
=
2
d)
1
=
x
−
4
e)
x
−
3
2
=
2
1
f)
4
3
=
3
1
+
x
g)
3
+
x
=
3
h)
2
5
+
x
=
3
4
i)
x
−
5
4
=
3
4
j)
x
+
2
=
2
k)
2
3
+
x
=
3
1
l)
x
−
1
=
3
1.2)
Solve the equations:
a)
5
=
x
+
4
b)
7
=
x
+
4
c)
4
x
=
3
x
+
1
6
d)
1
0
4
+
x
=
1
2
0
e)
x
+
5
5
=
7
3
f)
0
=
−
x
−
2
g)
3
−
x
=
0
h)
5
x
=
4
x
+
1
1
i)
7
x
=
6
x
+
2
3
a)
5
=
x
+
4
b)
7
=
x
+
4
c)
4
x
=
3
x
+
1
6
d)
1
0
4
+
x
=
1
2
0
e)
x
+
5
5
=
7
3
f)
0
=
−
x
−
2
g)
3
−
x
=
0
h)
5
x
=
4
x
+
1
1
i)
7
x
=
6
x
+
2
3
You can find the solutions
here
.
Quiz yourself
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