Question

10x - 10y = 1
x = y - 3
Solve the system of equations by substitution.

A. (-29/20, 31/20)

B. (1/2, 2/5)

C. no solution

D. coincident

Answer 1

You might find more help in the mathematics section.

Answer 2

10x - 10y = 1
x = y - 3
put in y - 3 for x.

Answer 3

10(y-3) - 10y.
Do distributive property.
10y - 30 - 10y = 1 subtract like terms which are 10y in this case. -30 does not equal 1 so the answer is no solutions.

Answer 4

@Vixella1 hey there (;
Just to remind, this belongs to math section, NOT english..