The answer is 3x(3-4y)
If this answer helped you please consider making this answer brainliest :)
Answer:
63 students.
Step-by-step explanation:
x students.
34 have science 28 have math 5 math and science 6 neither.
6 neither means there were at least 6 students so our number goes up to 6 students.
34 have science 28 have math 5 have both.
34-5 and 28-5
29 and 23
29+23 is 52 +5 is 57 +6 is 63.
63 students.
HOpe this helps!
Merry Christmas!
Answer:
(x-7)(x+5) for the first one. (
3
x
−
1
)
(
x
+
5
)
=
0 for the second.
Step-by-step explanation:
Answer:
Step-by-step explanation:
-3x^2 - 10x - x^2 - 6x
-4x^2 - 16x
Answer:
PR = 39 cm
Step-by-step explanation:
Using Pythagoras' identity in the right triangle
PR² + PQ² = QR² , that is
PR² + 80² = 89²
PR² + 6400 = 7921 ( subtract 6400 from both sides )
PR² = 1521 ( take the square root of both sides )
PR = 
= 39
