Answer:
x ∈ (-oo ; - 1) ∪ (+ 2 ; +oo)
Step-by-step explanation:
x ∈ (+ 2 ; +oo)
x ∈ (-oo ; - 1)
x ∈ (-oo ; - 1) ∪ (+ 2 ; +oo)
The room numbers of two adjacent classrooms are two consecutive even numbers if their sum is 806 find the classroom numbers
1 answer:
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Answer:
Step-by-step explanation:
To solve this B needs to be isolated. First we must multiply both sides of the equation by 2 to get rid of the fraction on the left side. Next, divide both sides by h to get rid of the h on the left side. Finally, subtract b form both sides to get B by itself.