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Question
primary 6 | Maths
| Fractions
3 Answers Below
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I need the answer by today as i have to hand it in tomorrow!!! THX
Date Posted: 5 years ago
Views: 226
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If 9, lack of 9-2 = 7
9-6=3
20+7=27
27/3=9
9 boys
9-6=3
20+7=27
27/3=9
9 boys
9 x 9 - 7 = 74
done
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basically, this is solved by algebra.
you just have to solve the equation, then substitute in x (which is found) into one of the equations.
tip: algebra is very useful in primary school math
you just have to solve the equation, then substitute in x (which is found) into one of the equations.
tip: algebra is very useful in primary school math
Date Posted:
5 years ago
360 Tutoring Program
9x - 7 = 6x + 20
Primary pupils only start to learn algebra, most of them dont know how use algebra