Explain how I do THSES 3 problems in the most simplest way

10.) If F is the midpoint of EG, EG = 5x + 4, and EF = 2x + 37, find EF. GP 5 2 1 1.) If A is the midpoint of CT, AT = x + 4, and CT = x2, find CA. A I d ? = - 2 ( x + 4 ) - C JX 2 7 2 4 + 8 ) 12.) If F is the midpoint of EG, FG = x2 + 5x, and EF = 7x + 35, find EG. XX+ 32 x 2 + 5 X x + 3 5 = X 2+5 X G 5X IX 1 35 - 82