Answer:
-4x
Step-by-step explanation:
5x - 9x
Factor out x
x( 5-9)
x ( -4)
-4x
Answer:

Step-by-step explanation:
The equation is

Solve for x
we know that

substitute

so

So, i did this,
7.8*10=70
and then add 12
i got 82
did this help??
Answer:did U Get the answer or no
Step-by-step explanation:
Did u get the answers cuz I got the same question
If you use the equation for Rachel it would be
y=3x and for oliver it would be y=2x+5