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Eduardwww [97]
3 years ago
5

Plz help :( I don’t understand

Mathematics
1 answer:
lys-0071 [83]3 years ago
6 0

PLEASE MARK AS BRAINLIST

Answer:

1. 2x-20+2x-15=13

4x-35=13

4x=13+35

4x=48

x=12

2. x-4+9=2x-4

2x-x= -4+9+4

x=9

3. IJK=41+130=171

4. KJD=88-50=38

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