Answer:
55.9548
Step-by-step explanation:
35.64 ÷ 2 = 17.82
17.82 × 3.14 = 55.9548
0.42z = 2.52
z = 2.52 / 0.42
z = 6
same as
z + 7.45 = 13.45
z = 13.45 - 7.45
z = 6
answer is top right z + 7.45 = 13.45
Answer:
20
Step-by-step explanation:
Given
2x² - y ← substitute x = 3 and y = - 2 into the expression
= 2(3)² - (- 2)
= 2(9) + 2
= 18 + 2
= 20
Answer:
Answered
Step-by-step explanation:
Total amount of paint = 14 gallons
the paint was distributed equally among 4 classes
a. therefore each class would get
gallons of paint
=
gallons each
b.Three classes will use 3× paint of each class
=
= 10(1/2) gallons
c. 4 student paint 30 square-foot wall the each student would paint
= 7(1/2) square-foot wall.
d. each student will paint
of the wall since there are 4 students.
Answer:
-15
Step-by-step explanation: