3𝑥−5𝑦−2𝑥−4(2𝑦−7𝑥)
5*(_+3)=25
63-{ ( 24-)×15}
distribute 445400 among 164 in range of 2300,3000,5500,5700,12000
2*3+2*_=14
$\sqrt{\Box}$36+4- $\sqrt{\Box}$ 100-36
+
9
There are 120 seventh graders at Danielle's school. Each day, the students have the option of eating outside or in the lunch room....
(4$b^{2}$c)$^{3}$ / 8 $b^{-5}$ $c^{2}$