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CMCM5295
28.01.2020 •
Mathematics
2/3 (x - 7) = -2 what does x equal
(2/3 is a fraction not dividing)
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Ответ:
x = 4
Step-by-step explanation:
Given
Multiply both sides by 3 to clear the fraction
2(x - 7) = - 6 ← distribute left side
2x - 14 = - 6 ( add 14 to both sides )
2x = 8 ( divide both sides by 2 )
x = 4
Ответ:
Step-by-step explanation:
2/3(x - 7) = -2distribute the 2/3 thru the parenthesis
2/3x - 14/3 = -2 if u want to get rid of the fractions, multiply by the common denominator of 3, and u get :
2x - 14 = -6 add 14 to both sides
2x = -6 + 14
2x = 8 divide by 2
x = 8/2reduce
x = 4 <
check it..
2/3(x - 7) = -2
2/3(4 - 7) = -2
2/3 (-3) = -2
-6/3 = -2
-2 = -2 (correct)it checks out :)
Ответ:
1/2 cup of oats and 2/3 cup of flour.
Step-by-step explanation:
When multiplying a fraction you use the number over one. In this case each fraction would be multiplied by 2/1. So 1/4 x 2/1 would multiply across to be 2/4 which can be simplified to 1/2 and with 1/3 x 2/1 it comes out at 2/3 which cannot be simplified further.