Factorize :
x
(
x
+
z
)
-
y
(
y
+
z
)
Matching exercise
Match the items on the right to the items on the left.
Check
OK
Step 1
Step 2
Step 3
Step 4
Step 5
x
(
x
+
z
)
-
y
(
y
+
z
)
=
x
2
+
x
z
-
y
2
-
y
z
=
x
2
-
y
2
+
(
x
z
-
y
z
)
=
(
x
-
y
)
(
x
+
y
)
+
z
(
x
-
y
)
=
(
x
-
y
)
x
+
y
+
z
=
(
x
-
y
)
(
x
+
y
+
z
)