Collect Like Terms $$\frac { 7 } { 3 } x + \frac { 5 } { 6 } y - \frac { 1 } { 3 } x - \frac { 1 } { 3 } y + 19$$

question 13

Multiple Choice

Collect like terms.
- $$\frac { 7 } { 3 } x + \frac { 5 } { 6 } y - \frac { 1 } { 3 } x - \frac { 1 } { 3 } y + 19$$

• A) \(\frac { 7 } { 9 } x + \frac { 5 } { 18 } y + 19\)
• B) \(2 x + \frac { 2 } { 3 } y + 19\)
• C) \(2 x + \frac { 7 } { 6 } y + 19\)
• D) \(2 x + \frac { 1 } { 2 } y + 19\)

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Control Group

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Experimental Group

In research, a group of subjects who are exposed to the variable under study to ascertain its effect on them, in contrast to a control group.

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