Answer:
20
Step-by-step explanation:
a = 5
b = -3
4(5) + 7(-3) + 3(5) - 2(-3) = 20
Answer
53
Explanation
Calculate the product
20+3•11
Multiply the numbers
20+30
Add the numbers
53
Answer:
9,-8
Step-by-step explanation:ugycytif
The answer is A!
-4.82, -4(2/3) = - 4.667, sqrt 15 is 3.873, 4.15, 465% is 4.65, and 1.5pi =4.65
Hope this helps!
X² -25 = 0
We can use formula a² -b² =(a-b)(a+b)
x² - 5² =0
(x-5)(x+5)=0
x+5 =0 or x-5 = 0
x=-5 or x=5
Answer is x=-5, x=5