kkeith121p6ujlt
15.05.2021 •
Mathematics
Just need this question please answer correctly I will give you brainliest. Need full working out please
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Ответ:
He bought 3 sets of 24 spoons and 4 sets of forks for a total of 72 each
he spent 59.85 on spoons and 62.20 on forks for a grand total of 122.05
Ответ:
x = 2 and y = -1
Step-by-step explanation:
4x + 2y = 6 (i)
-x + 2y = -4 (ii)
subtracting (ii) from (i),
4x - (-x) + 2y - 2y = 6 - (-4)
5x = 10
∴, x = 2
Also, 4x + 2y = 6
4(2) + 2y = 6
8 + 2y = 6
2y = -2
∴, y = -1
Hence, the value of x = 2 and y = -1.