Answer:
<em>x = 2</em>
Step-by-step explanation:
We are given the equation 3 - 4x - 2 = 2x - 11;

If you want this explanation in a " statement reasoning " format refer to the attachment below;
If I am understanding the question, and assuming the living room is a rectangle, then the border should be 80 ft
Answer:
H(10) Would be the time, in minutes the balloon spent in air . H(10) Means the balloon spent 10 minutes in air
Answer:
The addition property of equality
Step-by-step explanation:
According to the addition property of equality, if we add the same number to each side of an equation, the equality is still true.
We are given the equation
x – 3 = 7, and we must solve for x.
We want to get x by itself, so we <em>add 3 to each side</em>.
x – 3 + 3 = 7 + 3
x = 10
We have just used the addition property of equality.
Answer:
20
Step-by-step explanation: