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True of false
1. The expression cd + 10 has no numerical coefficient
2. If 2x + 1 and x - 9 are connected by an equal sign, the result is an equation
3. The expression 6g + 5h - 11 has two variables


Sagot :

Answer:

1. False -

The expression cd + 10 has a numerical coefficient of 10.

2. True -

When 2x + 1 and x - 9 are connected by an equal sign, it forms an equation.

3. True -

The expression 6g + 5h - 11 has two variables, g and h.