Answer: x=28
Step-by-step explanation: 180 = (4x +7) + (2x+5)
180 = 6x +12
168=6x
28=x
Longest book: 396 Shortest book: 396/4 or 99 Middle book:3*99 so 297
Answer:
b) angles 1 and 4 are congruent.
Hope it helps!
Hi there!
Answer:
4x + 5 = 25
Subtract 5 from both sides:
4x + 5 - 5 = 25 - 5
4x = 20
Divide both sides by 4:
4x/4 = 20/4
x = 5.
-9xy^5 × 9x^2y
-(9 × 9)xx^2y^5y
-81xx^2y^5y
-81x^3y^6