Question

resuelva cada ecuación equacion equivalente 7x-15=20
-5x-8=12
4x-10=26
-6x-18=10
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Answer 1

7x - 15 = 20

7x = 20 + 15

7x = 35

x = 35/7

x = 5

4x - 10 = 26

4x = 26 + 10

4x = 36

x. = 36/4

x. = 9

Dame estrellita si te ayude.