The cost to upgrade from a standard seat to a seat with more legroom is £20. the standard seat costs s and the upgraded seat costs £406. complete the equation that describes this. £ = s+ £ how much does the standard seat cost (s)? s= £

Let the cost of standard seat be = s

Cost of upgraded seat = £406

Cost to upgrade from a standard seat to a seat with more legroom is = £20

Equation becomes =

Hence, the cost of standard seat is = £386

$15 each

step-by-step explanation:

$45/3 children= $15 each

the rocket cannot penetrate the ground, in a contextual sense, therefore the roots of this equation should be the domain of this function. i'll let you find the roots of this quadratic equation (hint: use the quadratic formula:  

1- c

2-a

step-by-step explanation:

mark brainliest!