21-07-2017
Mathematics

contestada

Solving simultaneous equations by algebraic methods
4c+3d=10
2c-4d=-11.5
Please show working out

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tornadoes06 tornadoes06

22-07-2017

I got the first question, but i got confused with the second question.

4c+3d=10
c d
| |
4×2+3-1
8+2
= 10
Im an advanced 5th grader. im not sure if this is the right answer

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