It would equal to that the tv price would be $174.28
Answer:
x = 11.75
Step-by-step explanation:
m∠A + m∠B must equal 90
5x + 3x - 4 = 90
8x = 94
x = 11.75
Answer:
Step-by-step explanation:
The translation to a math expression is ...
<em>The sum of a number and 5 is negative 28.</em>
x + 5 = -28
Subtract 5 from both sides of the equation:
x + 5 - 5 = -28 -5
x = -33
The number is negative 33.
17=z-(-9)
17=z+9
17-9=z
8=z To check
17= 8-(-9)
17= 8 +9
17=17 it checks