Solve the Problem by Using a System of Equations

question 210

Multiple Choice

Solve the problem by using a system of equations. The tens digit of a two-digit number is 7 less than three times the units digit. If the sum of the digits is 9, find the number.

• A) 57
• B) 54
• C) 45
• D) 48

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Definitions:

Non-being

The state or condition of not existing or the concept of absence, often explored in existential and philosophical contexts.

Existential Therapist

A specialist in existential therapy, focusing on helping individuals confront existential questions and issues such as meaning, choice, and death to lead more authentic lives.

Experience

The knowledge or skill acquired by observing, encountering, or undergoing events or situations.

De-reflection

A therapeutic technique aimed at diverting focus from self-concern to external tasks or others' well-being.