Answer:
Step-by-step explanation:
X=-11 because,
Step 1: Simplify both sides of the equation.
x
2
+
4
x
=
77
Step 2: Subtract 77 from both sides.
x
2
+
4
x
−
77
=
77
−
77
x
2
+
4
x
−
77
=
0
Step 3: Factor left side of equation.
(
x
−
7
)
(
x
+
11
)
=
Step-by-step explanation:
Add all the books then find the average
Answer:
With the answer choices:
A. 11 + 8
B. 11 + 12
C. 28 + 12
D. 28 + 32
The answer would be 28+32.
Step-by-step explanation:
Use the distributive law.
4 * 7 = 28
4 * 8 = 32
Hope this helps!
