1. solve for x and y
2x- y=1
« 2x+2y=10

Step-by-step explanation:

{2x - y = 1

{2x + 2y = 10

{2x - y + 1

{x + y = 5 >> New Equation

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[Plug this back into both equations above to get the y-coordinate of 3];

I am joyous to assist you anytime.

answer: city needs 2.4 inches of rainfall more to match the record of 40 inches.

step-by-step explanation:

since we have given that

total annual rainfall a city record = 40 inches

this year, total rainfall recorded = 37.6 inches

number of inches of rainfall   is needed to match the record of 40 inches is given by

hence, city needs 2.4 inches of rainfall more to match the record of 40 inches.

so far i think you have the right thing going for you just remember soh cah toh

step-by-step explanation:

sine over hypotenuse

cosine   equals adjacent

tangent over hypotenuse