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13 votes
13 votes
How do I find x and y for 6 a b and c? ‍

How do I find x and y for 6 a b and c? ‍-example-1
User Attie Wagner
by
3.1k points

1 Answer

26 votes
26 votes

Answer:

a. x=34, y=98

b. x=50, y=100

c. x=20, y=80

Explanation:

a. 2x+30+3x-20=180

5x+10=180

5x=170

x = 34

2(34) + 30 = y

68 + 30 = y

y = 98

b. 2x-80+x+50=180

3x-30=180

3x=150

x = 50

(50)+50=y

y = 100

c. 5x+4x=180

9x=180

x = 20

4(20) = y

y = 80

User Vahid Farahmandian
by
2.3k points