Suma dintre dublul unui numar, triplul aceluiasi numar, jumatatea acelui numar si treimea acestui este egala cu 70, atunci numarul este egal cu

according to the triangle sum theorem, all the angles in a triangle must add up to 180 degrees. if we know one angle is already 90, we do 180-90=90. the other 2 angles must add up to 90, exactly.

step-by-step explanation:

2/3

step-by-step explanation:

the slope of a line is equal to the rise/run. in this case the line rises 2 units for every +3 units it moves