Rearrange the equation by subtracting what is to the right of the equal sign from both sides of the equation :
7*x-4-(21)=0
Solve : 7x-25 = 0
Add 25 to both sides of the equation :
7x = 25
Divide both sides of the equation by 7:
x = 25/7 = 3.571
Answer:
$179.99
Step-by-step explanation:
Take total cost and multiply by the percent in decimal form
$199.99*0.10
=$19.99
Subtract the 10% from the original sum
$199.99-$19.99
=$179.99
Answer:
-3,9
Step-by-step explanation:
9x = -27
x= -27/9
x=-3
4x>36
x> 36/4
x > 9
I’m pretty sure it’s n^15