Use substitution to solve each system of equations

y=3x-7

3x-y=7

What is the antecedent of a statement

Dianna went to the hardware store and bought 3 identical copper pipes. When Diana lined up the pipes end - to - end, the line was 0.3 meters long. How long was each pipe?

Which of the following could be the ratio between the lengths of the two legs of a 30-60-90 triangle? a. 3: 3 root 3 b. 1: root 3 c. root 3 : 3 d. root 2: root 2 e. 1 : root 2 f. root 2 : root 3

22) The following situations showed a strong correlation. Which situation is an example of causation? a. The fewer police substations in a city, the higher the number of crimes that occur there. b.

Tom want to buy a sweater for $30. in which city will it be the most expensive

What is 5/8 of 10 pounds?

That haircut. Ugly Madison is making a placemat she divided into 6 equal parts to color what is the name of the part

What is the equation of this line in slope intercept form? (-1,5) (1,-3)

LIKE TERMS HATE ME! 7 (a - 2ab + 2) - 8a + (-15) + 11ab

How many 4/5 cup servings are in 4/9 of a cup of yogurt