<span><span><span>2/3</span>+<span>1/4</span></span>+<span>4/8</span></span><span>=<span><span>11/12</span>+<span>4/8</span></span></span><span>=<span><span>11/12</span>+<span>1/2</span></span></span><span>=<span>17/<span>12
</span></span></span>
Answer: -15yx^2
Step-by-step explanation:
-12x^2 * y -3x^2 * y=
-12(x^2 * y)-3(x^2 * y)=
(-12-3)(x^2 * y)=
-15x^2 * y=-15yx^2
Answer: yes
Step-by-step explanation: