Kristen completed 42 km. We will imagine that she ran all 6 hours. => 9 * 6 =54 km which is more than she actually completed. So we will find a 9 Multiple less than 42 km and that will be 36 km. (9 * 4 = 36 km completed by running) and the rest until 42 were completed by walking (3 * 2 = 6; 6 + 36 =42).

6 0

3 years ago

Simplify: -5(3c-9) – 9c – 7c2 +5<br> What’s the answer?

saveliy_v [14]

Answer:

ANSWER: $-7c^{2} -24c+50$

Step-by-step explanation:

5 0

3 years ago

What is the simplified form of 2(3x+5)-30+7x_4

Kipish [7]

Answer:

The answer is 6x+7x_4-20

Step-by-step explanation:

6 0

3 years ago

First method: Multiply the equation for bouquet A by , and add it to the equation for bouquet C. Then multiply the equation for

irina [24]

Answer:

looking at anwser now

Step-by-step explanation:

4 0

3 years ago