3 years ago

Please help me i'll give brainliest and i just used all my points.

Mathematics

1 answer:

slamgirl [31]3 years ago

4 0

Answer: 145

Step-by-step explanation:

you have to find what x is based on the other side

4x+15+30x-5=180

x=5

plug in 5 in 20x+45

which equals 145

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