Answer:
x×25+y×14.5( greater than or equal to symbol)250
Answer:3 * (n + 4) = 93
3n + 12 = 93
Subtract 12 to both sides:
3n = 81
Divide 3 to both sides:
n = 27
Step-by-step explanation:
Answer:
-50y+(-80)
Step-by-step explanation:
The angle sum of triangle is 180 degrees, so 180-125 = 55