Answer:
If I did the equation right I think its the last one but I'm not completely sure
Step-by-step explanation:
Zara should have added rather than subtracting, adding would have balanced the equation
If you subtract, like Zara, then you woulg have 39-12=-24, not what you want
Answer:
250
Step-by-step explanation:
because 50 + (4 x 50) that equals 50 + 200 = 250
Answer:
Yes
Step-by-step explanation:
5(4x+3)-2x reduced is 20x+15-2x then reduces again to 18x+15