x + 3y = -9 3x + 4y = -9 2x+y=4 2x +y = 4 1) How can we get System B from System A? Choose 1 A А Replace one equation with the sum/difference of both equations Replace only the left-hand side of one ® equation with the sum/difference of the left-hand sides of both equations Replace one equation with a multiple of itself 12f​

-10i^2-4i

step-by-step explanation:

evaluate for p=2,q=5i

(2−4)(2+5i)i

(2−4)(2+5i)i

=−10i2−4i

answer: 1, 3 and 5 are correct

step-by-step explanation:

$3720

step-by-step explanation:

taxable income = $31000

as per the 2018-2019 us tax bracket, the tax rate is 12% for an individual whose taxable income is between $9,526 to $38,700.

so, the tax to be paid by him = 12% of 31000

= 0.12 * 31000     [12% converted to decimal as 0.12]

= $3720

the median is   36 orr sum like dat

step-by-step explanation: