Answer:
B. subtract 12 from both sides
Step-by-step explanation:
12-4x=54
<u>-12 -12</u>
<u>-</u><u>4</u><u>x</u><u>=</u><u>4</u><u>2</u>
Step-by-step explanation:
h(x)=-x-4
but h(x)=4
4=-x-4
x=-4-4
x=-8
Answer:
help with what and same i need good grades or ima be dead
Step-by-step explanation:
XD
Answer:
416 (3 s.f.)
Step-by-step explanation:
To multiply decimals, begin by multiplying the numbers as if there is <u>no decimal</u>:

Count the number of digits <u>after</u> the decimal point in each factor:
- 128.5 → 1 digit after the decimal point.
- 3.24 → 2 digits after the decimal point.
Therefore, there is a total of 3 digits after the decimal points.
Put the same number of digits after the decimal point in the product.
Therefore, the solution is to the multiplication is:
The factor with the <u>fewest signification figures</u> is 3.24.
This number has 3 significant figures.
Therefore, the solution to 3 significant figures is:
Answer:
A) $1470
B) 5,88%
Step-by-step explanation:
B) Diana will end up with 100% -16% = 84% of the interest she earns, so her effective interest rate is ...
... 7% × 84% = 5.88%
A) Diana's investment earns ...
... 0.0588 × $25000 = $1470