8x + 4 = 5x - 11
Subtract 5x from both sides:
3x + 4 = -11
Subtract 4 from both sides:
3x = -15
Divide both sides by 3:
x = -5
Answer : x = -5
12^2+x^2=15^2
144+x^2=225
- 144 -144
=81= 9
X=9
Answer: 6f
Explanation: Move 6 to the left of F and remove the parentheses
Answer:
72 cupcakes
Step-by-step explanation:
Morgan can make 4 cupcakes with one cup of flour. She has 18 cups of flour and suppose she can make x cupcakes, then
1 cup of flour - 4 cupcakes
18 cups of flour - x cupcakes
Write a proportion:

Cross multiply:

Step-by-step explanation:
I think your answer is 3
....