7n-84 would be your correct answer, 7 times n is 7n. 12 times 7 is 84 so therefore your answer would be 7n-84
2x-6y=24
-5x+6y=-6
2x=24+6y
2x-24=6y
-5x+6y=-6
6y=5x-6
2x-24=5x-6
-24+6=5x-2x
-18=3x
-18/3=x
x=-6
2x-6y=24
2(-6)-6y=24
-12-6y=24
-6y=24+12
-6y=36
y=36/-6
y=-6
Answer:
140 kilometers in 7 weeks
Step-by-step explanation:
20 km x 7= 140 km
<span>Answer:
1. AC = AC [Reflexive property]
2. <A = <C [Corresponding angles are congruent]
3. AD = BC [Parallelogram has two congruent opposite legs]
4. Both triangles are congruent by SAS</span>
