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Mathsercise-C
Equations 1
Ready?
Here we go!
Solve the equation…
8x – 3 = 21 + 3
Answer
Question
2
8x = 24
x = 3
Equations 1
1
Solve the equation…..
Question
3
4(3n + 7) = 16
28
12n + 28 = 16 - Brackets
Answer
12n = -12
It is ok to
have a
negative
answer!
first!
n = -1
Equations 1
2
Solve the equation…
Answer
4(x + 2) = 6x + 4
+ 4x
4
-4x
4 + 8 = 6x 4 = 2x
x = 2
Question
4
Brackets
first, then
group the
terms!
Equations 1
3
The perimeter of this triangle
is 39cm
(t + 3)
(t + 4)
Find the
value of t
Start
Answer
+
(t-1)
+
3t + 6 = 39
t = 11
= 39
Equations 1
4
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