Question

Evaluate 0.1m+8-12n0.1m+8−12n0, point, 1, m, plus, 8, minus, 12, n when m=30m=30m, equals, 30 and n=\dfrac14n=

4
1
​
n, equals, start fraction, 1, divided by, 4, end fraction.

Answer 1

9514 1404 393

Answer:

8

Explanation:

Apparently, you want to evaluate ...

0.1m +8 -12n

for m = 30 and n = 1/4.

Put the numbers where the corresponding variables are and do the arithmetic.

= 0.1×30 +8 -12×(1/4) = 3 + 8 -3

= 8