mapboy9 mapboy9

13-03-2017
Mathematics

Answered

Solve by substitution ANSWER NOW

Solve by substitution ANSWER NOW class=

Verified Answer :

texaschic101 texaschic101

13-03-2017

y = -5x + 9
y = 5x + 7

5x + 7 = -5x + 9
5x + 5x = 9 - 7
10x = 2
x = 2/10 reduces to 1/5

y = 5x + 7
y = 5(1/5) + 7
y = 1 + 7
y = 8

solution is (1/5,8)

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