Can someone help me with this?

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David Rauca asked Aug 2, 2023

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10 votes

Can someone help me with this?

Mathematics
college

David Rauca asked Aug 2, 2023

by David Rauca

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21 votes

Answer:

$4x + 10y = 28 \\ 5x + 9y = 28 \\ 10y = 28 - 4x \\ y = (28 - 4x)/(10) \\ y = 2.8 - 0.4x \\ 5x + 9(2.8 - 0.4x) = 28 \\ 25.2 - 3.6x + 5x = 28 \\ 1.4x = 2.8 \\ x = 2 \\$

$y = 2.8 - 0.4 * 2 \\ y = 2$

MJay answered Aug 3, 2023

by MJay

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15 votes

Answer:

Explanation:

4x4= 8

10x10= 20

8+20= 28

5x2= 10

9x2= 18

10+18= 28

Daniel Wardin answered Aug 6, 2023

by Daniel Wardin

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