## Trigonometry (10th Edition)

$64^{\circ}; 26^{\circ}$
1. Complementary angles add up to 90 degrees $(5x-1)+(2x)=90$ 2. Solve for x: $7x-1=90$ $7x=91$ $x=13$ 3. Replace x to find angles : $5(13)-1=64 ^{\circ}$ $2(13)=26^{\circ}$