Identify the variables, sets up your equations, and solve Richard has an elder sister who is twice his age and a younger sister who is two years younger than him.if the product of his sisters age is 70, how old is Richard

Rearrange the equation by subtracting what is to the right of the greater than sign from both sides of the inequality :

-8*y-(40)<0

Step by step solution :

STEP

1

:

Pulling out like terms

1.1 Pull out like factors :

-8y - 40 = -8 • (y + 5)

Equation at the end of step

1

:

STEP

2

:

2.1 Divide both sides by -8

Remember to flip the inequality sign:

Solve Basic Inequality :

2.2 Subtract 5 from both sides

y > -5

Inequality Plot :

2.3 Inequality plot for

-8.000 X - 40.000 > 0