Answer:
x
=
±
√
5
−
2
Step-by-step explanation:
8x40=320 (+) 8x7=56 (=) 376.
A=40
hope this helped
Answer:
7 + 4
Step-by-step explanation:
note that
×
= a
Given
(2 +
)² = (2 +
)(2 +
)
Each term in the second factor is multiplied by each term in the first factor, that is
2(2 +
) +
(2 +
) ← distribute both parenthesis
= 4 + 2
+ 2
+ 3 ← collect like terms
= 7 + 4
2/9 ÷ 4/1 (keep,change,flip) is 1/18.
A = account
M = money
w = weeks
A = Mw
Hope this helps! Any questions let me know :)