Question

I need help please with this math question I will really appreciate if you can help me I will give 50 points and get brainliest

Answer 1

There are 3 weeks

x = 3

So 370+45 = 415 Score

400 + 15 = 415 score

Hope t helped

Please mark as brainliest

Answer 2

$kris \: \: y = 370 + 15x \\ \\ justin \: \: y = 400 + 5x \\ \\ subtract \: \\ \\ both \: equations \\ \\ - 30 + 10x \\ \\ 10x = 30 \\ \\ x = \frac{30}{10} \\ \\ x = 3 \\ \\ substitute \: x \: in \: equation - 1 \\ \\ y = 370 + 15x \\ \\ y = 370 + 15(3) \\ \\ y = 370 + 45 = 415 \\ \\ therefore \: \\ \\ kris \: total \: score(y) = 415 \\ \\ justin \: total \: score(y) = 415 \\ \\ number \: of \: weeks(x) = 3 \\ \\ hope \: it \: helps \: you$