distributing
2(3v-8)
6v-16
3² x 3²
3⁴
(6.33 x 10⁻⁹) - (4.5 10⁻⁹)
1.83 x 10⁻⁹
3y = -2x + 7
y = -2/3x + 7/3
2x+y=11 and y=3x-9
(4,3)
4(3x+1)=76
x=6
(3²)³
3⁶
(5 x 10⁻⁵) + (2.46 x 10⁻³)
2.51 x 10⁻³
5y=-4x+7
y=-4/5x + 7/5
3x-6y=24 and 2x+y=1
(2,-3)
7(y-2)=21
y=5
(y²)⁴
y⁸
(2.4 x 10⁻¹) - (5.5 x 10⁻²)
1.85 x 10⁻¹
8y=-3x+9
y=-3/8x+9/8
2x-y=2 and 2x+y=6
(2,2)
5(3m-2)=50
m=4
12⁷/12⁵
12²
(8.8 x 10⁷) - (6 x 10⁷)
2.8 x 10⁷
5y=7x+25
y=-7/5x-5
x-2y=8 and x=5-y
(6,-1)
-5(x+5)=25
x=-10
2a⁴ x 7a⁶
14a¹⁰
(7.2 x 10⁻⁶) + (5.44 x 10⁻⁶)
1.1264 x 10⁻⁵
4y=6x+3
free 500 baby
y=2x-7 and y=-4x+11
(3,-1)