Answer:
y =54
Step-by-step explanation:
2(3)^3 - substitute x for 3, then find cube of 3( 3×3×3)
2×27
54
s
Answer:
4.7
Step-by-step explanation:
14.2 - 9.5 = 4.7
hope that helps!
Answer:
81x² - 81
Step-by-step explanation:
Step 1: Write expression
(9x - 9)(9x + 9)
Step 2: Expand by FOIL
81x² + 81x - 81x - 81
Step 3: Combine like terms
81x² - 81
Answer:
The answers are B, D, E
B.) 66%, 69%, 72%
D.) 63%, 65%, 67%
E.) 67%, 72%, 77%
Step-by-step explanation:
I just took the test and got it right
Hopefully this helps you
pls mark brainlest
Hello :
an equation is : (x+2)² +(y-7)² = 4
x² +4x+4 +y² -14y +49 = 4
x² +4x+y² -14y +49 = 0 ....( answer : 3)