Savannahh8503
22.09.2019 •
Mathematics
What is the solution for the system of equations?
use the substitution method to solve.
y = 5 - 3x
5x - 4y = -3
enter your answer below.
? )
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Ответ:
Substitute value of y from equation (1) in equation (2),
5x-4(5-3x) = -3
5x-20+12x = -3
17x=17
x = 1
Substitute it in equation (1),
y = 5-3(1)
y = 5-3 = 2
So, the values (x,y) = (1,2)
Ответ:
Step-by-step explanation: