factorisation method
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Answered by
6
21X = 196-4X
21X +4X = 196
25X = 196
X = 196/25
X = 7.84
21X +4X = 196
25X = 196
X = 196/25
X = 7.84
Answered by
1
21x=196-4x
25x=196
x=7.84
25x=196
x=7.84
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