- Answer & step-by-step explanation:
<em>a) impossible</em>
<em>b) the sum of the angles in a triangle is 180°</em>
<em>63° + 59° + 57° = 179°</em>
34 feet + 18 feet = 52 feet
The oak tree is 52 feet tall.
Answer:
-1/2
Step-by-step explanation:
2(5y + 3) + 4y = -1
2*5y + 2*3 + 4y = -1
10y + 6 + 4y = - 1 {Combine like terms}
14y + 6 = -1 {Subtract 6 form both sides}
14y = -1 - 6
14y = -7 {Divide both sides by 7}
y = -7/14
y = -1/2