Find the value of x if 3x-2/5 is greater than 1-4x/10 by 5
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How do you find the area of this triangle.

The gades foundation and hbm corporation are eager to donate generously to their favorite charities. the gades foundation donated $250 in the first month, and each month afterward their cumulative donation total increases by 100$ the hbm corporation donated $64, in the first month, and each month afterward their cumulative donation total increases by 75%. in which month will the hbm corporation's cumulative donation total first exceed the gades foundations' cumulative donation total?

Two sides of a triangle mesure 20cm and 30cm. what is the measure of the third side