Answer:
x =5
Step-by-step explanation:
Distribute the 7
leaves you with 14x - 28 =42
Add 42 to both sides, cancelling out the 28 on the left
left with 14x = 70
70/14 = 5
x = 5
Step-by-step explanation:
Hope this is correct
Have a good day!
Answer:
29 miles
Step-by-step explanation:
116 divided by 4
Answer:
Rise over run
Step-by-step explanation:
<em>Presuming you mean y = -2x^2 - 8x - 13</em>
Firstly, put the x terms in parentheses and factor out -2:
Next, we want to make what's inside those parentheses a perfect square. To do this, divide the x coefficient by 2 and square that result. In this case, that result is 4. Add 4 to the inside of the parentheses, and add 8 to the outside of the parentheses to balance it out. (Since when foiled, 4 x -2 = -8)
Next, factor what's inside the parentheses, and <u>your final answer will be </u>