Answer:
x= -54
Step-by-step explanation:
distribution- -8x-36+3x=6-4x+12
add like terms- -5x-36=-4x+18
get x alone -5x=-4x+54. added 36 to both sides
add 4x to both sides -x=54
divide by -1. x= -54
Answer:
2
Step-by-step explanation:
(-6)^2 +5*-6 -4
Power first
36 -30 -4
6-4
2
Just do for example on number 38 you will do 6.8/1000= 0.0068 which is the answer
Answer:
Step-by-step explanation:
(9 + m)(-m + 9) = (9 + m)(9 - m) {(a+b)(a-b) = a² - b²}
= 9² - m²
= 81 - m²
= -m² + 81
Answer:
x = 16.
Step-by-step explanation:
x - 4 = 3/4 x
x - 3/4 x = 4
1/4 x= 4
x = 4*4
x = 16 (answer).