3 years ago

Solve using elimination 12s+7l=332 9s+14l=424 Will mark as brainlist

Mathematics

2 answers:

loris [4]3 years ago

4 0

Answer:

s = 16

l = 20.

Step-by-step explanation:

12s + 7l = 332

9s + 14l = 424

Multiply first equation by -2:

-24s - 14i = -664 Now add this to second equation:

-15s = -240

s = 16

Now substitute s = 16 in equation 2:

9(16) + 14i = 424

14i = 424 - 144 = 280

l = 20.

GenaCL600 [577]3 years ago

3 0

12s+71=332
-71 -71
12s=261
S=21.75

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