4x – 9y = 7 –2x 3y = 4 what number would you multiply the second equation by in order to eliminate the x-terms when adding to th e first equation? what number would you multiply the second equation by in order to eliminate the y-terms when adding to the first equation?
2 answers:
Multiply equation II by 2 and then add up the equations.
Answer:
What number would you multiply the second equation by in order to eliminate the x-terms when adding to the first equation? answer 2
What number would you multiply the second equation by in order to eliminate the y-terms when adding to the first equation? answer 3
Step-by-step explanation:
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n/2 - 3 = 10 represents this situation
Step-by-step explanation:
Let the number be n. Then:
n/2 - 3 = 10 represents this situation .
185 * 17 = 3145 so that means 3145 / 17 = 185
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