Is it
3x-10= 3(-6)-10= -28
Y-5= -2-5=-7
Answer:
One angle is 46° and the other angle is 44°
Step-by-step explanation:
Complementary angle means the angles add up to 90 so:
90 - 44 = 46
....................................................................
small frames ($8): s
large frames ($15): L
Cost: 8s + 15L = 239 ⇒ 1(8s + 15L = 239) ⇒ 8s + 15L = 239
Quantity: s + L = 22 ⇒ -8( s + L = 22) ⇒ <u> -8s -8 L = -176 </u>
7L = 63
L = 9
Quantity: s + L = 22 ⇒ s + (9) = 22 ⇒ s = 13
Answer: 13 small frames, 9 Large frames
