3 years ago

If x=5,then3x+4x-15 equals

Mathematics

2 answers:

Lera25 [3.4K]3 years ago

6 0

Answer:

Step-by-step explanation:

3x + 4x - 15

3(5)+4(5) - 15

15 + 20 - 15

You can add the oposites

15 + (-15)

= 0

And then you have 20 left. Or add 15 + 20 = 35 then subtract 15 (which equals 20)

Hope this helps!

lubasha [3.4K]3 years ago

5 0

Answer:

Step-by-step explanation:

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