2 years ago

6(2u +2) + 7u + 3 = 6(u +5) - 2u

Mathematics

2 answers:

WITCHER [35]2 years ago

7 0

Answer:

u=1

Step-by-step explanation:

6x2u+12+7u+3=6u+30-2u=19u+15=4u+30=19u=4u+15

Gelneren [198K]2 years ago

3 0

$6(2u +2)+ 7u+3 = 6(u+5) -2u\\\\\implies 12u +12 +7u+3 = 6u+30-2u\\\\\implies 19u +15 = 4u +30\\\\\implies 19u -4u = 30 -15\\\\\implies 15u = 15\\\\\implies u =\dfrac{15}{15} =1$

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