Find the missing quantity for each of the following: - (a) x + 4 = 12 : (b) a - 6 = 8: (c) 7 x x = 77: (d) 48 + x = 4:
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Answered by
1
a) x + 4 = 12
12 - 4 = x
12-4=8
x=8
b) a-6=8
6+8=a
6+8=14
a=14
c) 7x=77
77÷7=x
77÷7=11
x=11
d) 48+x=4
x+48-48=4-48
4-48=-44
x=-44
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Answered by
1
Answer:
a) x = 8
b) a = 14
c) x = 5.5
d) x = -44
Explanation:
a) x + 4 = 12
:. x = 12 - 4
:. x = 8
b) a - 6 = 8
:. a = 8 + 6
:. a = 14
c) 7xx = 77
:. 7x×x = 77
:. x×x = 77/7
:. x×x = 11
:. x = 5.5
d) 48 + x =4
:. x = 4 - 48
:. x = -44
May this will help u
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