Activities 1

1.1)

Solve the equations:

a)
x + 2 = 4
b)
3 + x = 6
c)
x 21 = 2
d)
1 = x 4
e)
x 32 = 21
f)
43 = 31 + x
g)
3 + x = 3
h)
25 + x = 34
i)
x 54 = 34
j)
x + 2 = 2
k)
23 + x = 31
l)
x 1 = 3

a)
x + 2 = 4
b)
3 + x = 6
c)
x 21 = 2
d)
1 = x 4
e)
x 32 = 21
f)
43 = 31 + x
g)
3 + x = 3
h)
25 + x = 34
i)
x 54 = 34
j)
x + 2 = 2
k)
23 + x = 31
l)
x 1 = 3

1.2)

Solve the equations:

a)
5 = x + 4
b)
7 = x + 4
c)
4x = 3x + 16
d)
104 + x = 120
e)
x + 55 = 73
f)
0 = x 2
g)
3 x = 0
h)
5x = 4x + 11
i)
7x = 6x + 2 3

a)
5 = x + 4
b)
7 = x + 4
c)
4x = 3x + 16
d)
104 + x = 120
e)
x + 55 = 73
f)
0 = x 2
g)
3 x = 0
h)
5x = 4x + 11
i)
7x = 6x + 2 3

You can find the solutions here.

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