X^2+y^2+xy=3
x^4+y^4=2 find the number of negotive answers

The measures of two supplementary angles are (2x + 10)° and (8x + 10)°. what is the measure of the larger angle? a. 16° b. 44° c. 14° d. 138°

Perform the indicated operation and write the answer in the form a + bi. (-5 + 2) + (3 - 6i)

Franklin is purchasing a home for $82,107 and is financing 80% of it. the documentary stamp tax on the deed in his state is $0.70 per $100 or portion thereof. how much will he pay for the documentary stamp tax?