Solve 3y-7/5=1-y/-3
Answers
Answer:
Step-by-step explanation:
Rearrange the equation by subtracting what is to the right of the equal sign from both sides of the equation :
3*y/7-(5)=0
Step by step solution :
STEP
1
:
y
Simplify —
7
Equation at the end of step
1
:
y
(3 • —) - 5 = 0
7
STEP
2
:
Rewriting the whole as an Equivalent Fraction
2.1 Subtracting a whole from a fraction
Rewrite the whole as a fraction using 7 as the denominator :
5 5 • 7
5 = — = —————
1 7
Equivalent fraction : The fraction thus generated looks different but has the same value as the whole
Common denominator : The equivalent fraction and the other fraction involved in the calculation share the same denominator
______________sum___________
3y-7/5=1-y/-3
(3y-7)*-3=(1-y)*5
-9y+21 = 5-5y
-9y+5y = 5-21
-4y = -16
4y = 16
y = 16/4
y = 4
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Answer:
4
Step-by-step explanation:
3y - 7/5 = 1 - y/-3
-3(3y - 7) = 5( 1 - y) {Cross multiplication}
-9y + 21 = 5 - 5y { Distributive property}
-9y + 5y = 5 - 21 { Transposition}
-4y = - 16
y = -16/-4