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By what number should you multiply the first equation to solve using elimination? –3x – 3y = 27 –9x + 4y = 16 a. 6 b. –3 c. 3 d. –9

By what number should you multiply the first equation to solve using elimination? –3x – 3y = 27 –9x + 4y = 16 a. 6 b. –3 c. 3 d. –9
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4 votes
By what number should you multiply the first equation to solve using elimination?

–3x – 3y = 27
–9x + 4y = 16
a. 6
b. –3
c. 3
d. –9

asked
User Ray Toal
by
7.8k points

2 Answers

3 votes
I got c. 3 is the answer. Multiply the first equation by 3 to set x equal to each other.
answered
User Wissem
by
8.2k points
4 votes
b.-3 to the first equation
answered
User Rahul Soshte
by
7.9k points
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