Answer:
v = 27
Step-by-step explanation:
20 = v + 9 - 16
20 = v + (9 - 16)
20 = v - 7
v = 27
Answer:
95% off
Step-by-step explanation:
because the percent u times by the actual price is the percent u have off
C^2-64 is a square roots factoring one. you take the square root of c^2 which is c and then the square root of 64 which is 8 or -8 so the answer is (c-8)(c+8). and it is a special product
18. The shape is only shifted to a different location and orientation but remains the same size so this is congruent.
19 and 20 are both scaled to a different size so they are both similar.
Answer:
x=5
Step-by-step explanation:
3x+7-x+6=23
3x-x=23-6-7
3x-x=23-13
3x-x=10
2x=10
x=5
