Answer:
56°
Step-by-step explanation:
First, the measure of angle GHE is equal to DFH. This means that you can set 98-6x=63-x, which becomes 5x=35 so x=7. Substitute 7 for x and you'll get DFH =63-7, which is 56.
The 4-liter acid material was a lower concentration than 40%. Call it 4 liters of x percent acid.
4x+10*40
————— =30
X+10
Answer:
The answer is c
Step-by-step explanation:
When there is a division with the sae variable and different exponent, you substract the exponent from the denominator from the one in the numerator.

Answer:
5 or 1
Step-by-step explanation:
|x-3| = 2
x-3 = 2 or -2
x = 5 or 1