Answer:
x = 4
Step-by-step explanation:
3 + x = 7 ( isolate x by subtracting 3 from both sides )
x = 7 - 3 = 4
Answer:
4+4+4
Step-by-step explanation:
4^3 means 4 cubed which is equal to 4 added three time
Step-by-step explanation:
22x13, 10x9, then both answers from the previous equations multiplied. Any questions?