Question

Exercise 7.2
c) 5x – 9
1. Check whether the value given in the
brackets is the root of the given equation
e) 6x = 54
or not.
4. Solve by t
a) 6(t-2
a) 7p + 5 = 19 [p =-2]
b) 4m - 3 = -5 [m=-3]
C) 15 = 3 - 4x [x = -2]
d) = = 6 [t = 18]
3
c)
+
5=6
t
3
2 4
4-x
e)
6.
on.
2. Solve the following equations by the
trial and error method.
a) 2x + 10 = 18 b) 3(x-1) = 6
c) 5a -12 = 23
d) 5x = -75
3. Solve by the method of balancing an
tion
5. Frame thr
m = -5.
6. Frame thr
5​

Answer 1

Answer:

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