What does 1+3x-7x equal to

To simplify the expression, we can combine like terms.

= 1 + 3x - 7x

= 1 + (3x - 7x)

= 1 + (-4x)

= 1 - 4x

Note that this is not required but its something that should done, which is turn the equation into standard form.

= -4x + 1

Best of Luck!

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!