Question

QUESTION

Solve (y+3) (y+7)​

Answer 1

Step-by-step explanation:

(y+3)(y+7)

=y(y+7)+3(y+7)

=y^2+7y+3y+21

=y^2+10y+21

Answer 2

Rearrange:

Rearrange the equation by subtracting what is to the right of the equal sign from both sides of the equation :

y/3-(7)=0

Step by step solution :

STEP

1

:

y

Simplify —

3

Equation at the end of step

1

:

y

— - 7 = 0

3

STEP

2

:

Rewriting the whole as an Equivalent Fraction

2.1 Subtracting a whole from a fraction

Rewrite the whole as a fraction using 3 as the denominator :

7 7 • 3

7 = — = —————

1 3

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