B jada writes this equation for the sum of the ages (x)+(x+3) +3(x+3)-1=87 explain the meaning of the variable and each term of the equation.

Please check the explanation.

Step-by-step explanation:

Given the equation

simplifying the equation

adding similar elements

Thus, the equation is a linear equation in one variable 'x'.

A term is a single mathematical expression, so the simplified expression has two terms which are:

The term 5x has the variable 'x' of power 1.

The term -76 does not involve any variable, Hence, -76 is a constant term.

choice b is correct

step-by-step explanation:

we have been given the following system of linear inequalities;

we are required to graphically determine the solution to these system of inequalities. using a graphing tool, the solution is as shown in the attachment below;

14

step-by-step explanation: