39.
0.3x + 0.4y = 2.5 અને 0.5X – 0.3y = 0.3 નો ઉકેલ આદેશની રીતે મેળવો.

What are the measures of ∠a, ∠b, ∠c and ∠d? explain how to find each of the angle measure.

Which equation represents the model shown? a)1/3 divide 1/6 = 2 b)2/3 divide 1/6 = 2/18 c)1/3 divide 1/6 = 1/18 d)2/3 divide 1/6 =4

What is the best way to answer questions with a x expression in the question. for example 3x + 10x=?