Answer:
x =35
Step-by-step explanation:
The sum of the angles of a triangle add to 180
x+10 +x + 3x-5 = 180
Combine like terms
5x+5 = 180
Subtract 5 from each side
5x+5-5 =180-5
5x = 175
Divide by 5
5x/5 =175/5
x =35
Answer:
d
Step-by-step explanation:
inverse property of addition is going back to zero with the equation so adding 2 to negative 2 will go back to zero
Answer:
55°
Step-by-step explanation:
x°+35° is a right angle
so x°+35°= 90°
then : x° = 90°-35° = 55°
Answer:
10 milliliters
Step-by-step explanation:
260 mg/ 325 mg = x ml / 12.5 ml
12.5 ml x (260 mg / 325 mg) = 10 ml