I dont know how to solve these.
a)x^2 =2x + 48
b)t^2 + 5t =-6
c) x^2= 30 - 7x

a. x=8,-6  b.t=-2,-3 c. x=3,-10

Step-by-step explanation: your basicly solving for x but u can also use it math

its free and online i use most of the time and it helps hope this helps you

step-by-step explanation:

i have done this all on a piece of paper but idk how to put it on here cuz it needs to be drawn

-7/8

step-by-step explanation:

instead of subtracting you add the -6/8 and -1/8