Answer:
Step-by-step explanation:
I'm going to guess that the square exponents are on the top y's only? then answer b) looks good
Answer:
D
Step-by-step explanation:
sorry if the answer is wrong
90 km/ h x 1.5 h = 135 km
<span>10+(23+10×9)+50÷10</span>
<span><span><span>10+23+90+50÷10
</span></span></span><span><span><span>10+23+90+5
</span></span></span><span>128</span>
